PHP                                                                        NEWS
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07 Dec 2023, PHP 8.1.27RC1

- Core:
  . Fixed oss-fuzz #54325 (Use-after-free of name in var-var with malicious
    error handler). (ilutov)
  . Fixed oss-fuzz #64209 (In-place modification of filename in
    php_message_handler_for_zend). (ilutov)
  . Fixed bug GH-12758 / GH-12768 (Invalid opline in OOM handlers within
    ZEND_FUNC_GET_ARGS and ZEND_BIND_STATIC). (Florian Engelhardt)

- DOM:
  . Fixed bug GH-12616 (DOM: Removing XMLNS namespace node results in invalid
    default: prefix). (nielsdos)

- FPM:
  . Fixed bug GH-12705 (Segmentation fault in fpm_status_export_to_zval).
    (Patrick Prasse)
   
- Intl:
  . Fixed bug GH-12635 (Test bug69398.phpt fails with ICU 74.1). (nielsdos)

- LibXML:
  . Fixed bug GH-12702 (libxml2 2.12.0 issue building from src). (nono303)

- MySQLnd:
  . Avoid using uninitialised struct. (mikhainin)

- OpenSSL:
  . Fixed bug #50713 (openssl_pkcs7_verify() may ignore untrusted CAs).
    (Jakub Zelenka)

- PCRE:
  . Fixed bug GH-12628 (The gh11374 test fails on Alpinelinux). (nielsdos)

- PGSQL:
  . Fixed bug GH-12763 wrong argument type for pg_untrace. (degtyarov)

- PHPDBG:
  . Fixed bug GH-12675 (MEMORY_LEAK in phpdbg_prompt.c). (nielsdos)

- SQLite3:
  . Fixed bug GH-12633 (sqlite3_defensive.phpt fails with sqlite 3.44.0).
    (SakiTakamachi)

- Standard:
  . Fix memory leak in syslog device handling. (danog)
  . Fixed bug GH-12621 (browscap segmentation fault when configured in the
    vhost). (nielsdos)
  . Fixed bug GH-12655 (proc_open() does not take into account references
    in the descriptor array). (nielsdos)

- Streams:
  . Fixed bug #79945 (Stream wrappers in imagecreatefrompng causes segfault).
    (Jakub Zelenka)

- Zip:
  . Fixed bug GH-12661 (Inconsistency in ZipArchive::addGlob remove_path Option
    Behavior). (Remi)

23 Nov 2023, PHP 8.1.26

- Core:
  . Fixed bug GH-12468 (Double-free of doc_comment when overriding static
    property via trait). (ilutov)
  . Fixed segfault caused by weak references to FFI objects. (sj-i)
  . Fixed max_execution_time: don't delete an unitialized timer. (Kévin Dunglas)

- DOM:
  . Fix registerNodeClass with abstract class crashing. (nielsdos)
  . Add missing NULL pointer error check. (icy17)
  . Fix validation logic of php:function() callbacks. (nielsdos)

- Fiber:
  . Fixed bug GH-11121 (ReflectionFiber segfault). (danog, trowski, bwoebi)

- FPM:
  . Fixed bug GH-9921 (Loading ext in FPM config does not register module
    handlers). (Jakub Zelenka)
  . Fixed bug GH-12232 (FPM: segfault dynamically loading extension without
    opcache). (Jakub Zelenka)

- Intl:
  . Removed the BC break on IntlDateFormatter::construct which threw an
    exception with an invalid locale. (David Carlier)

- Opcache:
  . Added warning when JIT cannot be enabled. (danog)
  . Fixed bug GH-8143 (Crashes in zend_accel_inheritance_cache_find since
    upgrading to 8.1.3 due to corrupt on-disk file cache). (turchanov)

- OpenSSL:
  . Fixed bug GH-12489 (Missing sigbio creation checking in openssl_cms_verify).
    (Jakub Zelenka)

- PCRE:
  . Fixed bug GH-11374 (Backport upstream fix, Different preg_match result
    with -d pcre.jit=0). (mvorisek)

- SOAP:
  . Fixed bug GH-12392 (Segmentation fault on SoapClient::__getTypes).
    (nielsdos)
  . Fixed bug #66150 (SOAP WSDL cache race condition causes Segmentation
    Fault). (nielsdos)
  . Fixed bug #67617 (SOAP leaves incomplete cache file on ENOSPC). (nielsdos)
  . Fix incorrect uri check in SOAP caching. (nielsdos)
  . Fix segfault and assertion failure with refcounted props and arrays.
    (nielsdos)
  . Fix potential crash with an edge case of persistent encoders. (nielsdos)
  . Fixed bug #75306 (Memleak in SoapClient). (nielsdos)

- Streams:
  . Fixed bug #75708 (getimagesize with "&$imageinfo" fails on StreamWrappers).
    (Jakub Zelenka)

- XMLReader:
  . Add missing NULL pointer error check. (icy17)

- XMLWriter:
  . Add missing NULL pointer error check. (icy17)

- XSL:
  . Add missing module dependency. (nielsdos)
  . Fix validation logic of php:function() callbacks. (nielsdos)

26 Oct 2023, PHP 8.1.25

- Core:
  . Fixed bug GH-12207 (memory leak when class using trait with doc block).
    (rioderelfte)
  . Fixed bug GH-12215 (Module entry being overwritten causes type errors in
    ext/dom). (nielsdos)
  . Fixed bug GH-12273 (__builtin_cpu_init check). (Freaky)
  . Fixed bug #80092 (ZTS + preload = segfault on shutdown). (nielsdos)

- CLI:
  . Ensure a single Date header is present. (coppolafab)

- CType:
  . Fixed bug GH-11997 (ctype_alnum 5 times slower in PHP 8.1 or greater).
    (nielsdos)

- DOM:
  . Restore old namespace reconciliation behaviour. (nielsdos)
  . Fixed bug GH-8996 (DOMNode serialization on PHP ^8.1). (nielsdos)

- Fileinfo:
  . Fixed bug GH-11891 (fileinfo returns text/xml for some svg files). (usarise)

- Filter:
  . Fix explicit FILTER_REQUIRE_SCALAR with FILTER_CALLBACK (ilutov)

- Hash:
  . Fixed bug GH-12186 (segfault copying/cloning a finalized HashContext).
    (MaxSem)

- Intl:
  . Fixed bug GH-12243 (segfault on IntlDateFormatter::construct).
    (David Carlier)
  . Fixed bug GH-12282 (IntlDateFormatter::construct should throw an exception
    on an invalid locale). (David Carlier)

- MySQLnd:
  . Fixed bug GH-12297 (PHP Startup: Invalid library (maybe not a PHP library)
    'mysqlnd.so' in Unknown on line). (nielsdos)

- Opcache:
  . Fixed opcache_invalidate() on deleted file. (mikhainin)
  . Fixed bug GH-12380 (JIT+private array property access inside closure
    accesses private property in child class). (nielsdos)

- PCRE:
  . Fixed bug GH-11956 (Backport upstream fix, PCRE regular expressions with
    JIT enabled gives different result). (nielsdos)

- SimpleXML:
  . Fixed bug GH-12170 (Can't use xpath with comments in SimpleXML). (nielsdos)
  . Fixed bug GH-12223 (Entity reference produces infinite loop in
    var_dump/print_r). (nielsdos)
  . Fixed bug GH-12167 (Unable to get processing instruction contents in
    SimpleXML). (nielsdos)
  . Fixed bug GH-12169 (Unable to get comment contents in SimpleXML).
    (nielsdos)

- Streams:
  . Fixed bug GH-12190 (binding ipv4 address with both address and port at 0).
    (David Carlier)

- XML:
  . Fix return type of stub of xml_parse_into_struct(). (nielsdos)
  . Fix memory leak when calling xml_parse_into_struct() twice. (nielsdos)

- XSL:
  . Fix type error on XSLTProcessor::transformToDoc return value with
    SimpleXML. (nielsdos)

- Sockets:
  . Fix socket_export_stream() with wrong protocol (twosee)

28 Sep 2023, PHP 8.1.24

- Core:
  . Fixed bug GH-11937 (Constant ASTs containing objects). (ilutov)
  . Fixed bug GH-11790 (On riscv64 require libatomic if actually needed).
    (Jeremie Courreges-Anglas)
  . Fixed bug GH-12073 (Segfault when freeing incompletely initialized
    closures). (ilutov)
  . Fixed bug GH-12060 (Internal iterator rewind handler is called twice).
    (ju1ius)
  . Fixed bug GH-12102 (Incorrect compile error when using array access on TMP
    value in function call). (ilutov)

- DOM:
  . Fix memory leak when setting an invalid DOMDocument encoding. (nielsdos)

- Iconv:
  . Fixed build for NetBSD which still uses the old iconv signature.
    (David Carlier)

- Intl:
  . Fixed bug GH-12020 (intl_get_error_message() broken after
    MessageFormatter::formatMessage() fails). (Girgias)

- MySQLnd:
  . Fixed bug GH-10270 (Invalid error message when connection via SSL fails:
    "trying to connect via (null)"). (Kamil Tekiela)

- ODBC:
  . Fixed memory leak with failed SQLPrepare. (NattyNarwhal)
  . Fixed persistent procedural ODBC connections not getting closed.
    (NattyNarwhal)

- SimpleXML:
  . Fixed bug #52751 (XPath processing-instruction() function is not
    supported). (nielsdos)

- SPL:
  . Fixed bug GH-11972 (RecursiveCallbackFilterIterator regression in 8.1.18).
    (nielsdos)

- SQLite3:
  . Fixed bug GH-11878 (SQLite3 callback functions cause a memory leak with
    a callable array). (nielsdos, arnaud-lb)

31 Aug 2023, PHP 8.1.23

- CLI:
  . Fixed bug GH-11716 (cli server crashes on SIGINT when compiled with
    ZEND_RC_DEBUG=1). (nielsdos)
  . Fixed bug GH-10964 (Improve man page about the built-in server).
    (Alexandre Daubois)

- Core:
  . Fixed strerror_r detection at configuration time. (Kévin Dunglas)

- Date:
  . Fixed bug GH-11416: Crash with DatePeriod when uninitialised objects
    are passed in. (Derick)

- DOM:
  . Fix DOMEntity field getter bugs. (nielsdos)
  . Fix incorrect attribute existence check in DOMElement::setAttributeNodeNS.
    (nielsdos)
  . Fix DOMCharacterData::replaceWith() with itself. (nielsdos)
  . Fix empty argument cases for DOMParentNode methods. (nielsdos)
  . Fixed bug GH-11791 (Wrong default value of DOMDocument::xmlStandalone).
    (nielsdos)
  . Fix json_encode result on DOMDocument. (nielsdos)
  . Fix manually calling __construct() on DOM classes. (nielsdos)
  . Fixed bug GH-11830 (ParentNode methods should perform their checks
    upfront). (nielsdos)
  . Fix segfault when DOMParentNode::prepend() is called when the child
    disappears. (nielsdos)

- FFI:
  . Fix leaking definitions when using FFI::cdef()->new(...). (ilutov)

- MySQLnd:
  . Fixed bug GH-11440 (authentication to a sha256_password account fails over
    SSL). (nielsdos)
  . Fixed bug GH-11438 (mysqlnd fails to authenticate with sha256_password
    accounts using passwords longer than 19 characters).
    (nielsdos, Kamil Tekiela)
  . Fixed bug GH-11550 (MySQL Statement has a empty query result when
    the response field has changed, also Segmentation fault).
    (Yurunsoft)
  . Fixed invalid error message "Malformed packet" when connection is dropped.
    (Kamil Tekiela)

- Opcache:
  . Fixed bug GH-11715 (opcache.interned_strings_buffer either has no effect or
    opcache_get_status() / phpinfo() is wrong). (nielsdos)
  . Avoid adding an unnecessary read-lock when loading script from shm if
    restart is in progress. (mikhainin)

- PCNTL:
  . Revert behaviour of receiving SIGCHLD signals back to the behaviour
    before 8.1.22. (nielsdos)

- SPL:
  . Fixed bug #81992 (SplFixedArray::setSize() causes use-after-free).
    (nielsdos)

- Standard:
  . Prevent int overflow on $decimals in number_format. (Marc Bennewitz)
  . Fixed bug GH-11870 (Fix off-by-one bug when truncating tempnam prefix)
    (athos-ribeiro)

03 Aug 2023, PHP 8.1.22

- Build:
  . Fixed bug GH-11522 (PHP version check fails with '-' separator).
    (SVGAnimate)

- CLI:
  . Fix interrupted CLI output causing the process to exit. (nielsdos)

- Core:
  . Fixed oss-fuzz #60011 (Mis-compilation of by-reference nullsafe operator).
    (ilutov)
  . Fixed use-of-uninitialized-value with ??= on assert. (ilutov)
  . Fixed build for FreeBSD before the 11.0 releases. (David Carlier)

- Curl:
  . Fix crash when an invalid callback function is passed to
    CURLMOPT_PUSHFUNCTION. (nielsdos)

- Date:
  . Fixed bug GH-11368 (Date modify returns invalid datetime). (Derick)

- DOM:
  . Fixed bug GH-11625 (DOMElement::replaceWith() doesn't replace node with
    DOMDocumentFragment but just deletes node or causes wrapping <></>
    depending on libxml2 version). (nielsdos)

- Fileinfo:
  . Fixed bug GH-11298 (finfo returns wrong mime type for xz files). (Anatol)

- FTP:
  . Fix context option check for "overwrite". (JonasQuinten)
  . Fixed bug GH-10562 (Memory leak and invalid state with consecutive
    ftp_nb_fget). (nielsdos)

- GD:
  . Fix most of the external libgd test failures. (Michael Orlitzky)

- Hash:
  . Fix use-of-uninitialized-value in hash_pbkdf2(), fix missing $options
    parameter in signature. (ilutov)

- Intl:
  . Fix memory leak in MessageFormatter::format() on failure. (Girgias)

- Libxml:
  . Fixed bug GHSA-3qrf-m4j2-pcrr (Security issue with external entity loading
    in XML without enabling it). (CVE-2023-3823) (nielsdos, ilutov)

- MBString:
  . Fix GH-11300 (license issue: restricted unicode license headers).
    (nielsdos)

- Opcache:
  . Fixed bug GH-10914 (OPCache with Enum and Callback functions results in
    segmentation fault). (nielsdos)
  . Prevent potential deadlock if accelerated globals cannot be allocated.
    (nielsdos)

- PCNTL:
  . Fixed bug GH-11498 (SIGCHLD is not always returned from proc_open).
    (nielsdos)

- PCRE:
  . Mangle PCRE regex cache key with JIT option. (mvorisek)

- PDO:
  . Fix GH-11587 (After php8.1, when PDO::ATTR_EMULATE_PREPARES is true
    and PDO::ATTR_STRINGIFY_FETCHES is true, decimal zeros are no longer
    filled). (SakiTakamachi)

- PDO SQLite:
  . Fix GH-11492 (Make test failure: ext/pdo_sqlite/tests/bug_42589.phpt).
    (KapitanOczywisty, CViniciusSDias)

- Phar:
  . Add missing check on EVP_VerifyUpdate() in phar util. (nielsdos)
  . Fixed bug GHSA-jqcx-ccgc-xwhv (Buffer mismanagement in phar_dir_read()).
    (CVE-2023-3824) (nielsdos)

- PHPDBG:
  . Fixed bug GH-9669 (phpdbg -h options doesn't list the -z option). (adsr)

- Session:
  . Removed broken url support for transferring session ID. (ilutov)

- Standard:
  . Fix serialization of RC1 objects appearing in object graph twice. (ilutov)

- SQLite3:
  . Fix replaced error handling in SQLite3Stmt::__construct. (nielsdos)

06 Jul 2023, PHP 8.1.21

- CLI:
  . Fixed bug GH-11246 (cli/get_set_process_title fails on MacOS).
    (James Lucas)

- Core:
  . Fixed build for the riscv64 architecture/GCC 12. (Daniil Gentili)

- Curl:
  . Fixed bug GH-11433 (Unable to set CURLOPT_ACCEPT_ENCODING to NULL).
    (nielsdos)

- DOM:
  . Fixed bugs GH-11288 and GH-11289 and GH-11290 and GH-9142 (DOMExceptions
    and segfaults with replaceWith). (nielsdos)
  . Fixed bug GH-10234 (Setting DOMAttr::textContent results in an empty
    attribute value). (nielsdos)
  . Fix return value in stub file for DOMNodeList::item. (divinity76)
  . Fix spec compliance error with '*' namespace for
    DOMDocument::getElementsByTagNameNS. (nielsdos)
  . Fix DOMElement::append() and DOMElement::prepend() hierarchy checks.
    (nielsdos)
  . Fixed bug GH-11347 (Memory leak when calling a static method inside an
    xpath query). (nielsdos)
  . Fixed bug #67440 (append_node of a DOMDocumentFragment does not reconcile
    namespaces). (nielsdos)
  . Fixed bug #81642 (DOMChildNode::replaceWith() bug when replacing a node
    with itself). (nielsdos)
  . Fixed bug #77686 (Removed elements are still returned by getElementById).
    (nielsdos)
  . Fixed bug #70359 (print_r() on DOMAttr causes Segfault in
    php_libxml_node_free_list()). (nielsdos)
  . Fixed bug #78577 (Crash in DOMNameSpace debug info handlers). (nielsdos)
  . Fix lifetime issue with getAttributeNodeNS(). (nielsdos)
  . Fix "invalid state error" with cloned namespace declarations. (nielsdos)
  . Fixed bug #55294 and #47530 and #47847 (various namespace reconciliation
    issues). (nielsdos)
  . Fixed bug #80332 (Completely broken array access functionality with
    DOMNamedNodeMap). (nielsdos)

- Opcache:
  . Fix allocation loop in zend_shared_alloc_startup(). (nielsdos)
  . Access violation on smm_shared_globals with ALLOC_FALLBACK. (KoudelkaB)
  . Fixed bug GH-11336 (php still tries to unlock the shared memory ZendSem
    with opcache.file_cache_only=1 but it was never locked). (nielsdos)

- OpenSSL:
  . Fixed bug GH-9356 Incomplete validation of IPv6 Address fields in
    subjectAltNames (James Lucas, Jakub Zelenka).

- PGSQL:
  . Fixed intermittent segfault with pg_trace. (David Carlier)

- Phar:
  . Fix cross-compilation check in phar generation for FreeBSD. (peter279k)

- SPL:
  . Fixed bug GH-11338 (SplFileInfo empty getBasename with more than one
    slash). (nielsdos)

- Standard:
  . Fix access on NULL pointer in array_merge_recursive(). (ilutov)
  . Fix exception handling in array_multisort(). (ilutov)

08 Jun 2023, PHP 8.1.20

- Core:
  . Fixed bug GH-9068 (Conditional jump or move depends on uninitialised
    value(s)). (nielsdos)
  . Fixed bug GH-11189 (Exceeding memory limit in zend_hash_do_resize leaves
    the array in an invalid state). (Bob)
  . Fixed bug GH-11222 (foreach by-ref may jump over keys during a rehash).
    (Bob)

- Date:
  . Fixed bug GH-11281 (DateTimeZone::getName() does not include seconds in
    offset). (nielsdos)

- Exif:
  . Fixed bug GH-10834 (exif_read_data() cannot read smaller stream wrapper
    chunk sizes). (nielsdos)

- FPM:
  . Fixed bug GH-10461 (PHP-FPM segfault due to after free usage of
    child->ev_std(out|err)). (Jakub Zelenka)
  . Fixed bug #64539 (FPM status page: query_string not properly JSON encoded).
    (Jakub Zelenka)
  . Fixed memory leak for invalid primary script file handle. (Jakub Zelenka)

- Hash:
  . Fixed bug GH-11180 (hash_file() appears to be restricted to 3 arguments).
    (nielsdos)

- LibXML:
  . Fixed bug GH-11160 (Few tests failed building with new libxml 2.11.0).
    (nielsdos)

- Opcache:
  . Fixed bug GH-11134 (Incorrect match default branch optimization). (ilutov)
  . Fixed too wide OR and AND range inference. (nielsdos)
  . Fixed bug GH-11245 (In some specific cases SWITCH with one default
    statement will cause segfault). (nielsdos)

- PGSQL:
  . Fixed parameter parsing of pg_lo_export(). (kocsismate)

- Phar:
  . Fixed bug GH-11099 (Generating phar.php during cross-compile can't be
    done). (peter279k)

- Soap:
  . Fixed bug GHSA-76gg-c692-v2mw (Missing error check and insufficient random
    bytes in HTTP Digest authentication for SOAP).
    (CVE-2023-3247) (nielsdos, timwolla)
  . Fixed bug GH-8426 (make test fail while soap extension build). (nielsdos)

- SPL:
  . Fixed bug GH-11178 (Segmentation fault in spl_array_it_get_current_data
    (PHP 8.1.18)). (nielsdos)

- Standard:
  . Fixed bug GH-11138 (move_uploaded_file() emits open_basedir warning for
    source file). (ilutov)
  . Fixed bug GH-11274 (POST/PATCH request switches to GET after a HTTP 308
    redirect). (nielsdos)

- Streams:
  . Fixed bug GH-10031 ([Stream] STREAM_NOTIFY_PROGRESS over HTTP emitted
    irregularly for last chunk of data). (nielsdos)
  . Fixed bug GH-11175 (Stream Socket Timeout). (nielsdos)
  . Fixed bug GH-11177 (ASAN UndefinedBehaviorSanitizer when timeout = -1
    passed to stream_socket_accept/stream_socket_client). (nielsdos)

11 May 2023, PHP 8.1.19

- Core:
  . Fix inconsistent float negation in constant expressions. (ilutov)
  . Fixed bug GH-8841 (php-cli core dump calling a badly formed function).
    (nielsdos)
  . Fixed bug GH-10737 (PHP 8.1.16 segfaults on line 597 of
    sapi/apache2handler/sapi_apache2.c). (nielsdos, ElliotNB)
  . Fixed bug GH-11028 (Heap Buffer Overflow in zval_undefined_cv.). (nielsdos)
  . Fixed bug GH-11108 (Incorrect CG(memoize_mode) state after bailout in ??=).
    (ilutov)

- DOM:
  . Fixed bug #80602 (Segfault when using DOMChildNode::before()).
    (Nathan Freeman)
  . Fixed incorrect error handling in dom_zvals_to_fragment(). (nielsdos)

- Exif:
  . Fixed bug GH-9397 (exif read : warnings and errors : Potentially invalid
    endianess, Illegal IFD size and Undefined index). (nielsdos)

- Intl:
  . Fixed bug GH-11071 (TZData version not displayed anymore). (Remi)

- PCRE:
  . Fixed bug GH-10968 (Segfault in preg_replace_callback_array()). (ilutov)

- Standard:
  . Fixed bug GH-10990 (mail() throws TypeError after iterating over
    $additional_headers array by reference). (nielsdos)
  . Fixed bug GH-9775 (Duplicates returned by array_unique when using enums).
    (ilutov)

13 Apr 2023, PHP 8.1.18

- Core:
  . Added optional support for max_execution_time in ZTS/Linux builds
    (Kévin Dunglas)
  . Fixed use-after-free in recursive AST evaluation. (ilutov)
  . Fixed bug GH-8646 (Memory leak PHP FPM 8.1). (nielsdos)
  . Fixed bug GH-10801 (Named arguments in CTE functions cause a segfault).
    (nielsdos)
  . Fixed bug GH-8789 (PHP 8.0.20 (ZTS) zend_signal_handler_defer crashes on
    apache). (nielsdos)
  . Fixed bug GH-10015 (zend_signal_handler_defer crashes on apache shutdown).
    (nielsdos)
  . Fixed bug GH-10810 (Fix NUL byte terminating Exception::__toString()).
    (ilutov)
  . Fix potential memory corruption when mixing __callStatic() and FFI. (ilutov)

- Date:
  . Fixed bug GH-10583 (DateTime modify with tz pattern should not update
    linked timezone). (Derick)

- FPM:
  . Fixed bug GH-10611 (fpm_env_init_main leaks environ). (nielsdos)
  . Destroy file_handle in fpm_main. (Jakub Zelenka, nielsdos)
  . Fixed bug #74129 (Incorrect SCRIPT_NAME with apache ProxyPassMatch when
    spaces are in path). (Jakub Zelenka)

- FTP:
  . Propagate success status of ftp_close(). (nielsdos)
  . Fixed bug GH-10521 (ftp_get/ftp_nb_get resumepos offset is maximum 10GB).
    (nielsdos)

- IMAP:
  . Fix build failure with Clang 16. (orlitzky)

- MySQLnd:
  . Fixed bug GH-8979 (Possible Memory Leak with SSL-enabled MySQL
    connections). (nielsdos)

- Opcache:
  . Fixed build for macOS to cater with pkg-config settings. (David Carlier)
  . Fixed bug GH-8065 (opcache.consistency_checks > 0 causes segfaults in
    PHP >= 8.1.5 in fpm context). (nielsdos)

- OpenSSL:
  . Add missing error checks on file writing functions. (nielsdos)

- PDO Firebird:
  . Fixed bug GH-10908 (Bus error with PDO Firebird on RPI with 64 bit kernel
    and 32 bit userland). (nielsdos)

- PDO ODBC:
  . Fixed missing and inconsistent error checks on SQLAllocHandle. (nielsdos)

- Phar:
  . Fixed bug GH-10766 (PharData archive created with Phar::Zip format does
    not keep files metadata (datetime)). (nielsdos)
  . Add missing error checks on EVP_MD_CTX_create() and EVP_VerifyInit().
    (nielsdos)

- PGSQL:
  . Fixed typo in the array returned from pg_meta_data (extended mode).
    (David Carlier)

- SPL:
  . Fixed bug GH-10519 (Array Data Address Reference Issue). (Nathan Freeman)
  . Fixed bug GH-10844 (ArrayIterator allows modification of readonly props).
    (ilutov)

- Standard:
  . Fixed bug GH-10885 (stream_socket_server context leaks). (ilutov)
  . Fixed bug GH-10052 (Browscap crashes PHP 8.1.12 on request shutdown
    (apache2)). (nielsdos)
  . Fixed oss-fuzz #57392 (Buffer-overflow in php_fgetcsv() with \0 delimiter
    and enclosure). (ilutov)
  . Fixed undefined behaviour in unpack(). (nielsdos)

16 Mar 2023, PHP 8.1.17

- Core:
  . Fixed incorrect check condition in ZEND_YIELD. (nielsdos)
  . Fixed incorrect check condition in type inference. (nielsdos)
  . Fixed overflow check in OnUpdateMemoryConsumption. (nielsdos)
  . Fixed bug GH-9916 (Entering shutdown sequence with a fiber suspended in a
    Generator emits an unavoidable fatal error or crashes). (Arnaud)
  . Fixed bug GH-10437 (Segfault/assertion when using fibers in shutdown
    function after bailout). (trowski)
  . Fixed SSA object type update for compound assignment opcodes. (nielsdos)
  . Fixed language scanner generation build. (Daniel Black)
  . Fixed zend_update_static_property() calling zend_update_static_property_ex()
    misleadingly with the wrong return type. (nielsdos)
  . Fix bug GH-10570 (Fixed unknown string hash on property fetch with integer
    constant name). (nielsdos)
  . Fixed php_fopen_primary_script() call resulted on zend_destroy_file_handle()
    freeing dangling pointers on the handle as it was uninitialized. (nielsdos)

- Curl:
  . Fixed deprecation warning at compile time. (Max Kellermann)
  . Fixed bug GH-10270 (Unable to return CURL_READFUNC_PAUSE in readfunc
    callback). (Pierrick Charron)

- Date:
  . Fix GH-10447 ('p' format specifier does not yield 'Z' for 00:00). (Derick)

- FFI:
  . Fixed incorrect bitshifting and masking in ffi bitfield. (nielsdos)

- Fiber:
  . Fixed assembly on alpine x86. (nielsdos)
  . Fixed bug GH-10496 (segfault when garbage collector is invoked inside of
    fiber). (Bob, Arnaud)

- FPM:
  . Fixed bug GH-10315 (FPM unknown child alert not valid). (Jakub Zelenka)
  . Fixed bug GH-10385 (FPM successful config test early exit). (nielsdos)

- Intl:
  . Fixed bug GH-10647 (Spoolchecker isSuspicious/areConfusable methods
    error code's argument always returning NULL0. (Nathan Freeman)

- JSON:
  . Fixed JSON scanner and parser generation build.
    (Daniel Black, Jakub Zelenka)

- MBString:
  . ext/mbstring: fix new_value length check. (Max Kellermann)
  . Fix bug GH-10627 (mb_convert_encoding crashes PHP on Windows). (nielsdos)

- Opcache:
  . Fix incorrect page_size check. (nielsdos)
  . Fix readonly modification check when using inc/dec operators on readonly
    property with JIT. (ilutov)

- OpenSSL:
  . Fixed php_openssl_set_server_dh_param() DH params errors handling. (nielsdos)

- PDO OCI:
  . Fixed bug #60994 (Reading a multibyte CLOB caps at 8192 chars).
    (Michael Voříšek)

- PHPDBG:
  . Fixed bug GH-10715 (heap buffer overflow on --run option misuse). (nielsdos)

- PGSQL:
  . Fix GH-10672 (pg_lo_open segfaults in the strict_types mode). (girgias)

- Phar:
  . Fix incorrect check in phar tar parsing. (nielsdos)

- Reflection:
  . Fixed bug GH-10623 (Reflection::getClosureUsedVariables opcode fix with
    variadic arguments). (nielsdos)
  . Fix Segfault when using ReflectionFiber suspended by an internal function.
    (danog)

- Session:
  . Fixed ps_files_cleanup_dir() on failure code paths with -1 instead of 0 as
    the latter was considered success by callers. (nielsdos).

- Standard:
  . Fixed bug GH-10292 (Made the default value of the first param of srand() and
    mt_srand() unknown). (kocsismate)
  . Fix incorrect check in cs_8559_5 in map_from_unicode(). (nielsdos)
  . Fix bug GH-9697 for reset/end/next/prev() attempting to move pointer of
    properties table for certain internal classes such as FFI classes
  . Fix incorrect error check in browsecap for pcre2_match(). (nielsdos)

- Tidy:
  . Fix memory leaks when attempting to open a non-existing file or a file over
    4GB. (Girgias)
  . Add missing error check on tidyLoadConfig. (nielsdos)

- Zlib:
  . Fixed output_handler directive value's length which counted the string
    terminator. (nieldos)

14 Feb 2023, PHP 8.1.16

- Core:
  . Fixed bug #81744 (Password_verify() always return true with some hash).
    (CVE-2023-0567). (Tim Düsterhus)
  . Fixed bug #81746 (1-byte array overrun in common path resolve code).
    (CVE-2023-0568). (Niels Dossche)

- SAPI:
  . Fixed bug GHSA-54hq-v5wp-fqgv (DOS vulnerability when parsing multipart
    request body). (CVE-2023-0662) (Jakub Zelenka)

02 Feb 2023, PHP 8.1.15

- Apache:
  . Fixed bug GH-9949 (Partial content on incomplete POST request). (cmb)

- Core:
  . Fixed bug GH-10072 (PHP crashes when execute_ex is overridden and a __call
    trampoline is used from internal code). (Derick)
  . Fix GH-10251 (Assertion `(flag & (1<<3)) == 0' failed). (nielsdos)
  . Fix wrong comparison in block optimisation pass after opcode update. (nieldsdos)
  . Fix GH-10248 (Assertion `!(zval_get_type(&(*(property))) == 10)' failed).
    (nielsdos)

- Date:
  . Fixed bug GH-9891 (DateTime modify with unixtimestamp (@) must work like
    setTimestamp). (Derick)
  . Fixed bug GH-10218 (DateTimeZone fails to parse time zones that contain the
    "+" character). (Derick)

- Fiber:
  . Fix assertion on stack allocation size. (nielsdos)

- FPM:
  . Fixed bug GH-9981 (FPM does not reset fastcgi.error_header).
    (Jakub Zelenka)
  . Fixed bug #67244 (Wrong owner:group for listening unix socket).
    (Jakub Zelenka)

- Hash:
  . Handle exceptions from __toString in XXH3's initialization (nielsdos)

- LDAP:
  . Fixed bug GH-10112 (LDAP\Connection::__construct() refers to ldap_create()).
    (cmb)

- MBString:
  . Fixed: mb_strlen (and a couple of other mbstring functions) would wrongly treat 0x80, 0xFD, 0xFE, 0xFF, and certain other byte values as the first byte of a 2-byte SJIS character. (Alex Dowad)

- Opcache:
  . Fix inverted bailout value in zend_runtime_jit() (Max Kellermann).
  . Fix access to uninitialized variable in accel_preload(). (nielsdos)
  . Fix zend_jit_find_trace() crashes. (Max Kellermann)
  . Added missing lock for EXIT_INVALIDATE in zend_jit_trace_exit. (Max Kellermann)

- Phar:
  . Fix wrong flags check for compression method in phar_object.c (nielsdos)

- PHPDBG:
  . Fix undefined behaviour in phpdbg_load_module_or_extension(). (nielsdos)
  . Fix NULL pointer dereference in phpdbg_create_conditional_breal(). (nielsdos)
  . Fix GH-9710: phpdbg memory leaks by option "-h" (nielsdos)
  . Fix phpdbg segmentation fault in case of malformed input (nielsdos)

- Posix:
  . Fix memory leak in posix_ttyname() (girgias)

- Standard:
  . Fix GH-10187 (Segfault in stripslashes() with arm64). (nielsdos)
  . Fix substr_replace with slots in repl_ht being UNDEF. (nielsdos)

- TSRM:
  . Fixed Windows shmget() wrt. IPC_PRIVATE. (Tyson Andre)

- XMLWriter
  . Fix missing check for xmlTextWriterEndElement (nielsdos)

05 Jan 2023, PHP 8.1.14

- Core:
  . Fixed bug GH-9905 (constant() behaves inconsistent when class is undefined).
    (cmb)
  . Fixed bug GH-9918 (License information for xxHash is not included in
    README.REDIST.BINS file). (Akama Hitoshi)
  . Fixed bug GH-9650 (Can't initialize heap: [0x000001e7]). (Michael Voříšek)
  . Fixed potentially undefined behavior in Windows ftok(3) emulation. (cmb)

- Date:
  . Fixed bug GH-9699 (DateTimeImmutable::diff differences in 8.1.10 onwards -
    timezone related). (Derick)
  . Fixed bug GH-9700 (DateTime::createFromFormat: Parsing TZID string is too
    greedy). (Derick)
  . Fixed bug GH-9866 (Time zone bug with \DateTimeInterface::diff()). (Derick)
  . Fixed bug GH-9880 (DateTime diff returns wrong sign on day count when using
    a timezone). (Derick)

- FPM:
  . Fixed bug GH-9959 (Solaris port event mechanism is still broken after bug
    #66694). (Petr Sumbera)
  . Fixed bug #68207 (Setting fastcgi.error_header can result in a WARNING).
    (Jakub Zelenka)
  . Fixed bug GH-8517 (Random crash of FPM master process in
    fpm_stdio_child_said). (Jakub Zelenka)

- MBString:
  . Fixed bug GH-9535 (The behavior of mb_strcut in mbstring has been changed in
    PHP8.1). (Nathan Freeman)

- Opcache:
  . Fixed bug GH-9968 (Segmentation Fault during OPCache Preload).
    (Arnaud, michdingpayc)

- OpenSSL:
  . Fixed bug GH-9064 (PHP fails to build if openssl was built with --no-ec).
    (Jakub Zelenka)
  . Fixed bug GH-10000 (OpenSSL test failures when OpenSSL compiled with
    no-dsa). (Jakub Zelenka)

- Pcntl:
  . Fixed bug GH-9298 (Signal handler called after rshutdown leads to crash).
    (Erki Aring)

- PDO_Firebird:
  . Fixed bug GH-9971 (Incorrect NUMERIC value returned from PDO_Firebird).
    (cmb)

- PDO/SQLite:
  . Fixed bug #81740 (PDO::quote() may return unquoted string). (CVE-2022-31631)
    (cmb)

- Session:
  . Fixed GH-9932 (session name silently fails with . and [). (David Carlier)

- SPL:
  . Fixed GH-9883 (SplFileObject::__toString() reads next line). (Girgias)
  . Fixed GH-10011 (Trampoline autoloader will get reregistered and cannot be
    unregistered). (Girgias)

- SQLite3:
  . Fixed bug #81742 (open_basedir bypass in SQLite3 by using file URI). (cmb)

24 Nov 2022, PHP 8.1.13

- CLI:
  . Fixed bug GH-9709 (Null pointer dereference with -w/-s options). (Adam Saponara)

- Core:
  . Fixed bug GH-9752 (Generator crashes when interrupted during argument
    evaluation with extra named params). (Arnaud)
  . Fixed bug GH-9801 (Generator crashes when memory limit is exceeded during
    initialization). (Arnaud)
  . Fixed potential NULL pointer dereference Windows shm*() functions. (cmb)
  . Fixed bug GH-9750 (Generator memory leak when interrupted during argument
    evaluation. (Arnaud)

- Date:
  . Fixed bug GH-9763 (DateTimeZone ctr mishandles input and adds null byte if
    the argument is an offset larger than 100*60 minutes). (Derick)

- FPM:
  . Fixed bug GH-9754 (SaltStack (using Python subprocess) hangs when running
    php-fpm 8.1.11). (Jakub Zelenka)

- mysqli:
  . Fixed bug GH-9841 (mysqli_query throws warning despite using
    silenced error mode). (Kamil Tekiela)

- MySQLnd:
  . Fixed potential heap corruption due to alignment mismatch. (cmb)

- OpenSSL:
  . Fixed bug GH-8430 (OpenSSL compiled with no-md2, no-md4 or no-rmd160 does
    not build). (Jakub Zelenka, fsbruva)

- SOAP:
  . Fixed GH-9720 (Null pointer dereference while serializing the response).
    (cmb)

27 Oct 2022, PHP 8.1.12

- Core:
  . Fixes segfault with Fiber on FreeBSD i386 architecture. (David Carlier)

- Fileinfo:
  . Fixed bug GH-8805 (finfo returns wrong mime type for woff/woff2 files).
    (Anatol)

- GD:
  . Fixed bug #81739: OOB read due to insufficient input validation in
    imageloadfont(). (CVE-2022-31630) (cmb)

- Hash:
  . Fixed bug #81738: buffer overflow in hash_update() on long parameter.
    (CVE-2022-37454) (nicky at mouha dot be)

- MBString:
  - Fixed bug GH-9683 (Problem when ISO-2022-JP-MS is specified in
    mb_ encode_mimeheader). (Alex Dowad)

- Opcache:
  . Added indirect call reduction for jit on x86 architectures. (wxue1)

- Session:
  . Fixed bug GH-9583 (session_create_id() fails with user defined save handler
    that doesn't have a validateId() method). (Girgias)

- Streams:
  . Fixed bug GH-9590 (stream_select does not abort upon exception or empty
    valid fd set). (Arnaud)

29 Sep 2022, PHP 8.1.11

- Core:
  . Fixed bug GH-9323 (Crash in ZEND_RETURN/GC/zend_call_function)
    (Tim Starling)
  . Fixed bug GH-9361 (Segmentation fault on script exit #9379). (cmb,
    Christian Schneider)
  . Fixed bug GH-9447 (Invalid class FQN emitted by AST dump for new and class
    constants in constant expressions). (ilutov)
  . Fixed bug #81727: Don't mangle HTTP variable names that clash with ones
    that have a specific semantic meaning. (CVE-2022-31629). (Derick)

- DOM:
  . Fixed bug #79451 (DOMDocument->replaceChild on doctype causes double free).
    (Nathan Freeman)

- FPM:
  . Fixed bug GH-8885 (FPM access.log with stderr begins to write logs to
    error_log after daemon reload). (Dmitry Menshikov)
  . Fixed bug #77780 ("Headers already sent..." when previous connection was
    aborted). (Jakub Zelenka)

- GMP
  . Fixed bug GH-9308 (GMP throws the wrong error when a GMP object is passed
    to gmp_init()). (Girgias)

- Intl
  . Fixed bug GH-9421 (Incorrect argument number for ValueError in NumberFormatter).
    (Girgias)

- PCRE:
  . Fixed pcre.jit on Apple Silicon. (Niklas Keller)

- PDO_PGSQL:
  . Fixed bug GH-9411 (PgSQL large object resource is incorrectly closed).
    (Yurunsoft)

- Phar:
  . Fixed bug #81726: phar wrapper: DOS when using quine gzip file.
    (CVE-2022-31628). (cmb)

- Reflection:
  . Fixed bug GH-8932 (ReflectionFunction provides no way to get the called
    class of a Closure). (cmb, Nicolas Grekas)

- Streams:
  . Fixed bug GH-9316 ($http_response_header is wrong for long status line).
    (cmb, timwolla)

01 Sep 2022, PHP 8.1.10

- Core:
  . Fixed --CGI-- support of run-tests.php. (cmb)
  . Fixed incorrect double to long casting in latest clang. (zeriyoshi)
  . Fixed bug GH-9266 (GC root buffer keeps growing when dtors are present).
    (Michael Olšavský)

- Date:
  . Fixed bug GH-8730 (DateTime::diff miscalculation is same time zone of
    different type). (Derick)
  . Fixed bug GH-8964 (DateTime object comparison after applying delta less
    than 1 second). (Derick)
  . Fixed bug GH-9106: (DateInterval 1.5s added to DateTimeInterface is rounded
    down since PHP 8.1.0). (Derick)
  . Fixed bug #81263 (Wrong result from DateTimeImmutable::diff). (Derick)

- DBA:
  . Fixed LMDB driver memory leak on DB creation failure (Girgias)
  . Fixed bug GH-9155 (dba_open("non-existing", "c-", "flatfile") segfaults)
    (cmb)

- IMAP:
  . Fixed bug GH-9309 (Segfault when connection is used after imap_close()).
    (cmb)

- Intl:
  . Fixed IntlDateFormatter::formatObject() parameter type. (Gert de Pagter)

- MBString:
  . Fixed bug GH-9008 (mb_detect_encoding(): wrong results with null $encodings).
    (cmb)

- OPcache:
  . Fixed bug GH-9033 (Loading blacklist file can fail due to negative length).
    (cmb)
  . Fixed bug GH-9164 (Segfault in zend_accel_class_hash_copy).
    (Arnaud, Sergei Turchanov)

- OpenSSL:
  . Fixed bug GH-9339 (OpenSSL oid_file path check warning contains
    uninitialized path). (Jakub Zelenka)

- PDO_SQLite:
  . Fixed bug GH-9032 (SQLite3 authorizer crashes on NULL values). (cmb)

- SQLite3:
  . Fixed bug GH-9032 (SQLite3 authorizer crashes on NULL values). (cmb)

- Streams:
  . Fixed bug GH-8472 (The resource returned by stream_socket_accept may have
    incorrect metadata). (Jakub Zelenka)
  . Fixed bug GH-8409 (SSL handshake timeout leaves persistent connections
    hanging). (Jakub Zelenka, Twosee)

04 Aug 2022, PHP 8.1.9

- CLI:
  . Fixed potential overflow for the builtin server via the PHP_CLI_SERVER_WORKERS
    environment variable. (yiyuaner)

- Core:
  . Fixed bug GH-8923 (error_log on Windows can hold the file write lock). (cmb)
  . Fixed bug GH-8995 (WeakMap object reference offset causing TypeError).
    (Tobias Bachert)

- CLI:
  . Fixed GH-8952 (Intentionally closing std handles no longer possible).
    (Arnaud, cmb)

- Date:
  . Fixed bug #80047 (DatePeriod doesn't warn with custom DateTimeImmutable).
    (Derick)

- FPM:
  . Fixed zlog message prepend, free on incorrect address. (Heiko Weber)
  . Fixed possible double free on configuration loading failure. (Heiko Weber).

- GD:
  . Fixed bug GH-8848 (imagecopyresized() error refers to the wrong argument).
    (cmb)

- Intl:
  . Fixed build for ICU 69.x and onwards. (David Carlier)

- OPcache:
  . Fixed bug GH-8847 (PHP hanging infinitly at 100% cpu when check php
    syntaxe of a valid file). (Dmitry)
  . Fixed bug GH-8030 (Segfault with JIT and large match/switch statements).
    (Arnaud)

- Reflection:
  . Fixed bug GH-8943 (Fixed Reflection::getModifiersNames() with readonly
    modifier). (Pierrick)
  . Fixed bug GH-8982 (Attribute with TARGET_METHOD is rejected on fake
    closure of method). (ilutov)

- Standard:
  . Fixed the crypt_sha256/512 api build with clang > 12. (David Carlier)
  . Uses CCRandomGenerateBytes instead of arc4random_buf on macOs. (David Carlier).
  . Fixed bug GH-9017 (php_stream_sock_open_from_socket could return NULL).
    (Heiko Weber)

07 Jul 2022, PHP 8.1.8

- Core:
  . Fixed bug GH-8338 (Intel CET is disabled unintentionally). (Chen, Hu)
  . Fixed leak in Enum::from/tryFrom for internal enums when using JIT (ilutov)
  . Fixed calling internal methods with a static return type from
    extension code. (Sara)
  . Fixed bug GH-8655 (Casting an object to array does not unwrap refcount=1
    references). (Nicolas Grekas)
  . Fixed potential use after free in php_binary_init(). (Heiko Weber)
  . Fixed bug GH-7942 (Indirect mutation of readonly properties through
    references). (ilutov)

- CLI:
  . Fixed GH-8827 (Intentionally closing std handles no longer possible). (cmb)

- COM:
  . Fixed bug GH-8778 (Integer arithmethic with large number variants fails).
    (cmb)

- Curl:
  . Fixed CURLOPT_TLSAUTH_TYPE is not treated as a string option. (Pierrick)

- Date:
  . Fixed bug #72963 (Null-byte injection in CreateFromFormat and related
    functions). (Derick)
  . Fixed bug #74671 (DST timezone abbreviation has incorrect offset). (Derick)
  . Fixed bug #77243 (Weekdays are calculated incorrectly for negative years).
    (Derick)
  . Fixed bug #78139 (timezone_open accepts invalid timezone string argument).
    (Derick)

- Fileinfo:
  . Fixed bug #81723 (Heap buffer overflow in finfo_buffer). (CVE-2022-31627)
    (cmb)

- FPM:
  . Fixed bug #67764 (fpm: syslog.ident don't work). (Jakub Zelenka)

- GD:
  . Fixed imagecreatefromavif() memory leak. (cmb)

- MBString:
  . mb_detect_encoding recognizes all letters in Czech alphabet (alexdowad)
  . mb_detect_encoding recognizes all letters in Hungarian alphabet (alexdowad)
  . Fixed bug GH-8685 (pcre not ready at mbstring startup). (Remi)
  . Backwards-compatible mappings for 0x5C/0x7E in Shift-JIS are restored,
    after they had been changed in 8.1.0. (Alex Dowad)

- ODBC:
  . Fixed handling of single-key connection strings. (Calvin Buckley)

- OPcache:
  . Fixed bug GH-8591 (tracing JIT crash after private instance method change).
    (Arnaud, Dmitry, Oleg Stepanischev)

- OpenSSL:
  . Fixed bug #50293 (Several openssl functions ignore the VCWD).
    (Jakub Zelenka, cmb)
  . Fixed bug #81713 (NULL byte injection in several OpenSSL functions working
    with certificates). (Jakub Zelenka)

- PDO_ODBC:
  . Fixed handling of single-key connection strings. (Calvin Buckley)

- Zip:
  . Fixed bug GH-8781 (ZipArchive::close deletes zip file without updating stat
    cache). (Remi)

09 Jun 2022, PHP 8.1.7

- CLI:
  . Fixed bug GH-8575 (CLI closes standard streams too early). (Levi Morrison)

- Date:
  . Fixed bug #51934 (strtotime plurals / incorrect time). (Derick)
  . Fixed bug #51987 (Datetime fails to parse an ISO 8601 ordinal date
    (extended format)). (Derick)
  . Fixed bug #66019 (DateTime object does not support short ISO 8601 time
    format - YYYY-MM-DDTHH) (cmb, Derick)
  . Fixed bug #68549 (Timezones and offsets are not properly used when working
    with dates) (Derick, Roel Harbers)
  . Fixed bug #81565 (date parsing fails when provided with timezones including
    seconds). (Derick)
  . Fixed bug GH-7758 (Problems with negative timestamps and fractions).
    (Derick, Ilija)

- FPM:
  . Fixed ACL build check on MacOS. (David Carlier)
  . Fixed bug #72185: php-fpm writes empty fcgi record causing nginx 502.
    (Jakub Zelenka, loveharmful)
  . Fixes use after free. (Heiko Weber).

- mysqlnd:
  . Fixed bug #81719: mysqlnd/pdo password buffer overflow. (CVE-2022-31626)
    (c dot fol at ambionics dot io)

- OPcache:
  . Fixed bug GH-8461 (tracing JIT crash after function/method change).
    (Arnaud, Dmitry)

- OpenSSL:
  . Fixed bug #79589 (error:14095126:SSL routines:ssl3_read_n:unexpected eof
    while reading). (Jakub Zelenka)

- Pcntl:
  . Fixed Haiku build. (David Carlier)

- pgsql
  . Fixed bug #81720: Uninitialized array in pg_query_params().
    (CVE-2022-31625) (cmb)

- Soap:
  . Fixed bug GH-8578 (Error on wrong parameter on SoapHeader constructor).
    (robertnisipeanu)
  . Fixed bug GH-8538 (SoapClient may strip parts of nmtokens). (cmb)

- SPL:
  . Fixed bug GH-8235 (iterator_count() may run indefinitely). (cmb)

- Standard:
  . Fixed bug GH-8185 (Crash during unloading of extension after dl() in ZTS).
    (Arnaud)

- Zip:
  . Fixed type for index in ZipArchive::replaceFile. (Martin Rehberger)

12 May 2022, PHP 8.1.6

- Core:
  . Fixed bug GH-8310 (Registry settings are no longer recognized). (cmb)
  . Fixed potential race condition during resource ID allocation. (ryancaicse)
  . Fixed bug GH-8133 (Preloading of constants containing arrays with enums
    segfaults). (ilutov)
  . Fixed Haiku ZTS builds. (David Carlier)

- Date:
  . Fixed bug GH-7752 (DateTimeZone::getTransitions() returns insufficient
    data). (Derick)
  . Fixed bug GH-8108 (Timezone doesn't work as intended). (Derick)
  . Fixed bug #81660 (DateTimeZone::getTransitions() returns invalid data).
    (Derick)
  . Fixed bug GH-8289 (Exceptions thrown within a yielded from iterator are
    not rethrown into the generator). (Bob)

- FFI:
  . Fixed bug GH-8433 (Assigning function pointers to structs in FFI leaks).
    (Bob)

- FPM:
  . Fixed bug #76003 (FPM /status reports wrong number of active processe).
    (Jakub Zelenka)
  . Fixed bug #77023 (FPM cannot shutdown processes). (Jakub Zelenka)
  . Fixed comment in kqueue remove callback log message. (David Carlier)

- Hash:
  . Fixed bug #81714 (segfault when serializing finalized HashContext). (cmb)

- Iconv:
  . Fixed bug GH-8218 (ob_end_clean does not reset Content-Encoding header).
    (cmb)

- Intl:
  . Fixed bug GH-8364 (msgfmt_format $values may not support references). (cmb)

- MBString:
  . Number of error markers emitted for invalid UTF-8 text matches WHATWG specification.
    This is a return to the behavior of PHP 8.0 and earlier. (alexdowad)

- MySQLi:
  . Fixed bug GH-8267 (MySQLi uses unsupported format specifier on Windows).
    (cmb)

- OPcache:
  . Fixed bug GH-8063 (OPcache breaks autoloading after E_COMPILE_ERROR).
    (Arnaud)

- SPL:
  . Fixed bug GH-8366 (ArrayIterator may leak when calling __construct()).
    (cmb)
  . Fixed bug GH-8273 (SplFileObject: key() returns wrong value). (Girgias)

- Streams:
  . Fixed php://temp does not preserve file-position when switched to temporary
    file. (Bernd Holzmüller)

- zlib:
  . Fixed bug GH-8218 (ob_end_clean does not reset Content-Encoding header).
    (cmb)

14 Apr 2022, PHP 8.1.5

- Core:
  . Fixed bug GH-8176 (Enum values in property initializers leak). (Bob)
  . Fixed freeing of internal attribute arguments. (Bob)
  . Fixed bug GH-8070 (memory leak of internal function attribute hash).
    (Tim Düsterhus)
  . Fixed bug GH-8160 (ZTS support on Alpine is broken). (Michael Voříšek)

- Filter:
  . Fixed signedness confusion in php_filter_validate_domain(). (cmb)

- Intl:
  . Fixed bug GH-8115 (Can't catch arg type deprecation when instantiating Intl
    classes). (ilutov)
  . Fixed bug GH-8142 (Compilation error on cygwin). (David Carlier)
  . Fixed bug GH-7734 (Fix IntlPartsIterator key off-by-one error and first
    key). (ilutov)

- MBString:
  . Fixed bug GH-8208 (mb_encode_mimeheader: $indent functionality broken).
    (cmb)

- MySQLi:
  . Fixed bug GH-8068 (mysqli_fetch_object creates inaccessible properties).
    (cmb)

- Pcntl:
  . Fixed bug GH-8142 (Compilation error on cygwin). (David Carlier)

- PgSQL:
  . Fixed result_type related stack corruption on LLP64 architectures. (cmb)
  . Fixed bug GH-8253 (pg_insert() fails for references). (cmb)

- Sockets:
  . Fixed Solaris builds. (David Carlier)
  . Fix undefined behavior in php_set_inet6_addr. (ilutov)

- SPL:
  . Fixed bug GH-8121 (SplFileObject - seek and key with csv file inconsistent).
    (cmb)
  . Fixed bug GH-8192 (Cannot override DirectoryIterator::current() without
    return typehint in 8.1). (Nikita)

- Standard:
  . Fixed bug GH-8048 (Force macOS to use statfs). (risner)

17 Mar 2022, PHP 8.1.4

- Core:
  . Fixed Haiku ZTS build. (David Carlier)
  . Fixed bug GH-8059 arginfo not regenerated for extension. (Remi)
  . Fixed bug GH-8083 Segfault when dumping uncalled fake closure with static
    variables. (ilutov)
  . Fixed bug GH-7958 (Nested CallbackFilterIterator is leaking memory). (cmb)
  . Fixed bug GH-8074 (Wrong type inference of range() result). (cmb)
  . Fixed bug GH-8140 (Wrong first class callable by name optimization). (cmb)
  . Fixed bug GH-8082 (op_arrays with temporary run_time_cache leak memory
    when observed). (Bob)

- GD:
  . Fixed libpng warning when loading interlaced images. (Brett)

- FPM:
  . Fixed bug #76109 (Unsafe access to fpm scoreboard).
    (Till Backhaus, Jakub Zelenka)

- Iconv:
  . Fixed bug GH-7953 (ob_clean() only does not set Content-Encoding). (cmb)
  . Fixed bug GH-7980 (Unexpected result for iconv_mime_decode). (cmb)

- MBString:
  . Fixed bug GH-8128 (mb_check_encoding wrong result for 7bit). (alexdowad)

- MySQLnd:
  . Fixed bug GH-8058 (NULL pointer dereference in mysqlnd package). (Kamil Tekiela)

- Reflection:
  . Fixed bug GH-8080 (ReflectionClass::getConstants() depends on def. order).
    (cmb)
  . Fixed bug GH-8444 (Fix ReflectionProperty::__toString() of properties
    containing instantiated enums). (ilutov)

- Zlib:
  . Fixed bug GH-7953 (ob_clean() only does not set Content-Encoding). (cmb)

03 Feb 2022, PHP 8.1.3

- Core:
  . Fixed bug #81430 (Attribute instantiation leaves dangling pointer).
    (beberlei)
  . Fixed bug GH-7896 (Environment vars may be mangled on Windows). (cmb)
  . Fixed bug GH-7883 (Segfault when INI file is not readable). (Remi)

- FFI:
  . Fixed bug GH-7867 (FFI::cast() from pointer to array is broken). (cmb,
    dmitry)

- Filter:
  . Fix #81708: UAF due to php_filter_float() failing for ints.
    (CVE-2021-21708) (cmb)

- FPM:
  . Fixed memory leak on invalid port. (David Carlier)
  . Fixed bug GH-7842 (Invalid OpenMetrics response format returned by FPM
    status page. (Stefano Arlandini)

- MBString:
  . Fixed bug GH-7902 (mb_send_mail may delimit headers with LF only). (cmb)

- MySQLnd:
  . Fixed bug GH-7972 (MariaDB version prefix 5.5.5- is not stripped). (Kamil Tekiela)

- pcntl:
  . Fixed pcntl_rfork build for DragonFlyBSD. (David Carlier)

- Sockets:
  . Fixed bug GH-7978 (sockets extension compilation errors). (David Carlier)

- Standard:
  . Fixed bug GH-7899 (Regression in unpack for negative int value). (Remi)
  . Fixed bug GH-7875 (mails are sent even if failure to log throws exception).
    (cmb)

20 Jan 2022, PHP 8.1.2

- Core:
  . Fixed bug #81216 (Nullsafe operator leaks dynamic property name). (Dmitry)
  . Fixed bug #81684 (Using null coalesce assignment with $GLOBALS["x"] produces
    opcode error). (ilutov)
  . Fixed bug #81656 (GCC-11 silently ignores -R). (Michael Wallner)
  . Fixed bug #81683 (Misleading "access type ... must be public" error message
    on final or abstract interface methods). (ilutov)
  . Fixed bug #81585 (cached_chunks are not counted to real_size on shutdown).
    (cmb)
  . Fixed bug GH-7757 (Multi-inherited final constant causes fatal error).
    (cmb)
  . Fixed zend_fibers.c build with ZEND_FIBER_UCONTEXT. (Petr Sumbera)
  . Added riscv64 support for fibers. (Jeremie Courreges-Anglas)

- Filter:
  . Fixed FILTER_FLAG_NO_RES_RANGE flag. (Yifan Tong)

- Hash:
  . Fixed bug GH-7759 (Incorrect return types for hash() and hash_hmac()).
    (cmb)
  . Fixed bug GH-7826 (Inconsistent argument name in hash_hmac_file and
    hash_file). (cmb)

- MBString:
  . Fixed bug #81693 (mb_check_encoding(7bit) segfaults). (cmb)

- MySQLi:
  . Fixed bug #81658 (MYSQL_OPT_LOAD_DATA_LOCAL_DIR not available in MariaDB).
    (devnexen)
  . Introduced MYSQLI_IS_MARIADB. (devnexen)
  . Fixed bug GH-7746 (mysqli_sql_exception->getSqlState()). (Kamil Tekiela)

- MySQLnd:
  . Fixed bug where large bigints may be truncated. (Nathan Freeman, cmb)

- OCI8:
  . Fixed bug GH-7765 (php_oci_cleanup_global_handles segfaults at second
    call). (cmb)

- OPcache:
  . Fixed bug #81679 (Tracing JIT crashes on reattaching). (cmb)

- Readline:
  . Fixed bug #81598 (Cannot input unicode characters in PHP 8 interactive
    shell). (Nikita)

- Reflection:
  . Fixed bug #81681 (ReflectionEnum throwing exceptions). (cmb)

- PDO_PGSQL:
  . Fixed error message allocation of PDO PgSQL. (SATO Kentaro)

- Sockets:
  . Avoid void* arithmetic in sockets/multicast.c on NetBSD. (David Carlier)
  . Fixed ext/sockets build on Haiku. (David Carlier)

- Spl:
  . Fixed bug #75917 (SplFileObject::seek broken with CSV flags). (Aliaksandr
    Bystry)
  . Fixed bug GH-7809 (Cloning a faked SplFileInfo object may segfault). (cmb)

- Standard:
  . Fixed bug GH-7748 (gethostbyaddr outputs binary string). (cmb)
  . Fixed bug GH-7815 (php_uname doesn't recognise latest Windows versions).
    (David Warner)

02 Dec 2021, PHP 8.1.1

- IMAP:
  . Fixed bug #81649 (imap_(un)delete accept sequences, not single numbers).
    (cmb)

- PCRE:
  . Update bundled PCRE2 to 10.39. (cmb)
  . Fixed bug #74604 (Out of bounds in php_pcre_replace_impl). (cmb, Dmitry)

- Standard:
  . Fixed bug #81659 (stream_get_contents() may unnecessarily overallocate).
    (cmb)

25 Nov 2021, PHP 8.1.0

- Core:
  . Fixed inclusion order for phpize builds on Windows. (cmb)
  . Added missing hashtable insertion APIs for arr/obj/ref. (Sara)
  . Implemented FR #77372 (Relative file path is removed from uploaded file).
    (Björn Tantau)
  . Fixed bug #81607 (CE_CACHE allocation with concurrent access). (Nikita,
    Dmitry)
  . Fixed bug #81507 (Fiber does not compile on AIX). (Clément Chigot)
  . Fixed bug #78647 (SEGFAULT in zend_do_perform_implementation_check).
    (Nikita)
  . Fixed bug #81518 (Header injection via default_mimetype / default_charset).
    (cmb)
  . Fixed bug #75941 (Fix compile failure on Solaris with clang). (Jaromír
    Doleček)
  . Fixed bug #81380 (Observer may not be initialized properly). (krakjoe)
  . Fixed bug #81514 (Using Enum as key in WeakMap triggers GC + SegFault).
    (Nikita)
  . Fixed bug #81520 (TEST_PHP_CGI_EXECUTABLE badly set in run-tests.php).
    (Remi)
  . Fixed bug #81377 (unset() of $GLOBALS sub-key yields warning). (Nikita)
  . Fixed bug #81342 (New ampersand token parsing depends on new line after it).
    (Nikita)
  . Fixed bug #81280 (Unicode characters in cli.prompt causes segfault).
    (krakjoe)
  . Fixed bug #81192 ("Declaration should be compatible with" gives incorrect
    line number with traits). (Nikita)
  . Fixed bug #78919 (CLI server: insufficient cleanup if request startup
    fails). (cataphract, cmb)
  . Fixed bug #81303 (match error message improvements). (krakjoe)
  . Fixed bug #81238 (Fiber support missing for Solaris Sparc). (trowski)
  . Fixed bug #81237 (Comparison of fake closures doesn't work). (krakjoe)
  . Fixed bug #81202 (powerpc64 build fails on fibers). (krakjoe)
  . Fixed bug #80072 (Cyclic unserialize in TMPVAR operand may leak). (Nikita)
  . Fixed bug #81163 (__sleep allowed to return non-array). (krakjoe)
  . Fixed bug #75474 (function scope static variables are not bound to a unique
    function). (Nikita)
  . Fixed bug #53826 (__callStatic fired in base class through a parent call if
    the method is private). (Nikita)
  . Fixed bug #81076 (incorrect debug info on Closures with implicit binds).
    (krakjoe)

- CLI:
  . Fixed bug #81496 (Server logs incorrect request method). (lauri)

- COM:
  . Dispatch using LANG_NEUTRAL instead of LOCALE_SYSTEM_DEFAULT. (Dmitry
    Maksimov)

- Curl:
  . Fixed bug #81085 (Support CURLOPT_SSLCERT_BLOB for cert strings).
    (camporter)

- Date:
  . Fixed bug #81458 (Regression Incorrect difference after timezone change).
    (Derick)
  . Fixed bug #81500 (Interval serialization regression since 7.3.14 / 7.4.2).
    (cmb)
  . Fixed bug #81504 (Incorrect timezone transition details for POSIX data).
    (Derick)
  . Fixed bug #80998 (Missing second with inverted interval). (Derick)
  . Speed up finding timezone offset information. (Derick)
  . Fixed bug #79580 (date_create_from_format misses leap year). (Derick)
  . Fixed bug #80963 (DateTimeZone::getTransitions() truncated). (Derick)
  . Fixed bug #80974 (Wrong diff between 2 dates in different timezones).
    (Derick)
  . Fixed bug #80998 (Missing second with inverted interval). (Derick)
  . Fixed bug #81097 (DateTimeZone silently falls back to UTC when providing an
    offset with seconds). (Derick)
  . Fixed bug #81106 (Regression in 8.1: add() now truncate ->f). (Derick)
  . Fixed bug #81273 (Date interval calculation not correct). (Derick)
  . Fixed bug #52480 (Incorrect difference using DateInterval). (Derick)
  . Fixed bug #62326 (date_diff() function returns false result). (Derick)
  . Fixed bug #64992 (dst not handled past 2038). (Derick)
  . Fixed bug #65003 (Wrong date diff). (Derick)
  . Fixed bug #66545 (DateTime. diff returns negative values). (Derick)
  . Fixed bug #68503 (date_diff on two dates with timezone set localised
    returns wrong results). (Derick)
  . Fixed bug #69806 (Incorrect date from timestamp). (Derick)
  . Fixed bug #71700 (Extra day on diff between begin and end of march 2016).
    (Derick)
  . Fixed bug #71826 (DateTime::diff confuse on timezone 'Asia/Tokyo'). (Derick)
  . Fixed bug #73460 (Datetime add not realising it already applied DST
    change). (Derick)
  . Fixed bug #74173 (DateTimeImmutable::getTimestamp() triggers DST switch in
    incorrect time). (Derick)
  . Fixed bug #74274 (Handling DST transitions correctly). (Derick)
  . Fixed bug #74524 (Date diff is bad calculated, in same time zone). (Derick)
  . Fixed bug #75167 (DateTime::add does only care about backward DST
    transition, not forward). (Derick)
  . Fixed bug #76032 (DateTime->diff having issues with leap days for
    timezones ahead of UTC). (Derick)
  . Fixed bug #76374 (Date difference varies according day time). (Derick)
  . Fixed bug #77571 (DateTime's diff DateInterval incorrect in timezones from
    UTC+01:00 to UTC+12:00). (Derick)
  . Fixed bug #78452 (diff makes wrong in hour for Asia/Tehran). (Derick)
  . Fixed bug #79452 (DateTime::diff() generates months differently between
    time zones). (Derick)
  . Fixed bug #79698 (timelib mishandles future timestamps (triggered by 'zic
    -b slim')). (Derick)
  . Fixed bug #79716 (Invalid date time created (with day "00")). (Derick)
  . Fixed bug #80610 (DateTime calculate wrong with DateInterval). (Derick)
  . Fixed bug #80664 (DateTime objects behave incorrectly around DST
    transition). (Derick)
  . Fixed bug #80913 (DateTime(Immutable)::sub around DST yield incorrect
    time). (Derick)

- DBA:
  . Fixed bug #81588 (TokyoCabinet driver leaks memory). (girgias)

- DOM:
  . Fixed bug #81433 (DOMElement::setIdAttribute() called twice may remove ID).
    (Viktor Volkov)

- FFI:
  . Fixed bug #79576 ("TYPE *" shows unhelpful message when type is not
    defined). (Dmitry)

- Filter:
  . Fixed bug #61700 (FILTER_FLAG_IPV6/FILTER_FLAG_NO_PRIV|RES_RANGE failing).
    (cmb, Nikita)

- FPM:
  . Fixed bug #81513 (Future possibility for heap overflow in FPM zlog).
    (Jakub Zelenka)
  . Fixed bug #81026 (PHP-FPM oob R/W in root process leading to privilege
    escalation) (CVE-2021-21703). (Jakub Zelenka)
  . Added openmetrics status format. (Cees-Jan Kiewiet)
  . Enable process renaming on macOS. (devnexen)
  . Added pm.max_spawn_rate option to configure max spawn child processes rate.
    (Paulius Sapragonas)
  . Fixed bug #65800 (Events port mechanism). (psumbera)

- FTP:
  . Convert resource<ftp> to object \FTP\Connection. (Sara)

- GD:
  . Fixed bug #71316 (libpng warning from imagecreatefromstring). (cmb)
  . Convert resource<gd font> to object \GdFont. (Sara)

- hash:
  . Implemented FR #68109 (Add MurmurHash V3). (Anatol, Michael)
  . Implemented FR #73385 (Add xxHash support). (Anatol)

- JSON:
  . Fixed bug #81532 (Change of $depth behaviour in json_encode() on PHP 8.1).
    (Nikita)
  . Fixed bug GH-8238 (Register JSON_ERROR_NON_BACKED_ENUM constant). (ilutov)

- LDAP:
  . Convert resource<ldap link> to object \LDAP\Connection. (Máté)
  . Convert resource<ldap result> to object \LDAP\Result. (Máté)
  . Convert resource<ldap result entry> to object \LDAP\ResultEntry. (Máté)

- MBString:
  . Fixed bug #76167 (mbstring may use pointer from some previous request).
    (cmb, cataphract)
  . Fixed bug #81390 (mb_detect_encoding() regression). (alexdowad)
  . Fixed bug #81349 (mb_detect_encoding misdetcts ASCII in some cases).
    (Nikita)
  . Fixed bug #81298 (mb_detect_encoding() segfaults when 7bit encoding is
    specified). (Nikita)

- MySQLi:
  . Fixed bug #70372 (Emulate mysqli_fetch_all() for libmysqlclient). (Nikita)
  . Fixed bug #80330 (Replace language in APIs and source code/docs).
    (Darek Ślusarczyk)
  . Fixed bug #80329 (Add option to specify LOAD DATA LOCAL white list folder
    (including libmysql)). (Darek Ślusarczyk)

- MySQLnd:
  . Fixed bug #63327 (Crash (Bus Error) in mysqlnd due to wrong alignment).
    (Nikita)
  . Fixed bug #80761 (PDO uses too much memory). (Nikita)

- Opcache:
  . Fixed bug #81409 (Incorrect JIT code for ADD with a reference to array).
    (Dmitry)
  . Fixed bug #81255 (Memory leak in PHPUnit with functional JIT).
  . Fixed bug #80959 (infinite loop in building cfg during JIT compilation).
    (Nikita, Dmitry)
  . Fixed bug #81225 (Wrong result with pow operator with JIT enabled).
    (Dmitry)
  . Fixed bug #81249 (Intermittent property assignment failure with JIT
    enabled). (Dmitry)
  . Fixed bug #81256 (Assertion `zv != ((void *)0)' failed for "preload" with
    JIT). (Dmitry)
  . Fixed bug #81133 (building opcache with phpize fails). (krakjoe)
  . Fixed bug #81136 (opcache header not installed). (krakjoe)
  . Added inheritance cache. (Dmitry)

- OpenSSL:
  . Fixed bug #81502 ($tag argument of openssl_decrypt() should accept
    null/empty string). (Nikita)
  . Bump minimal OpenSSL version to 1.0.2. (Jakub Zelenka)

- PCRE:
  . Fixed bug #81424 (PCRE2 10.35 JIT performance regression). (cmb)
  . Bundled PCRE2 is 10.37.

- PDO:
  . Fixed bug #40913 (PDO_MYSQL: PDO::PARAM_LOB does not bind to a stream for
    fetching a BLOB). (Nikita)

- PDO MySQL:
  . Fixed bug #80908 (PDO::lastInsertId() return wrong). (matt)
  . Fixed bug #81037 (PDO discards error message text from prepared
    statement). (Kamil Tekiela)

- PDO OCI:
  . Fixed bug #77120 (Support 'success with info' at connection).
    (Sergei Morozov)

- PDO ODBC:
  . Implement PDO_ATTR_SERVER_VERSION and PDO_ATTR_SERVER_INFO for
    PDO::getAttribute(). (Calvin Buckley)

- PDO PgSQL:
  . Fixed bug #81343 (pdo_pgsql: Inconsitent boolean conversion after calling
    closeCursor()). (Philip Hofstetter)

- PDO SQLite:
  . Fixed bug #38334 (Proper data-type support for PDO_SQLITE). (Nikita)

- PgSQL:
  . Fixed bug #81509 (pg_end_copy still expects a resource). (Matteo)
  . Convert resource<pgsql link> to object \PgSql\Connection. (Máté)
  . Convert resource<pgsql result> to object \PgSql\Result. (Máté)
  . Convert resource<pgsql large object> to object \PgSql\Lob. (Máté)

- Phar:
  . Use SHA256 by default for signature. (remi)
  . Add support for OpenSSL_SHA256 and OpenSSL_SHA512 signature. (remi)

- phpdbg:
  . Fixed bug #81135 (unknown help topic causes assertion failure). (krakjoe)

- PSpell:
  . Convert resource<pspell> to object \PSpell\Dictionary. (Sara)
  . Convert resource<pspell config> to object \PSpell\Config. (Sara)

- readline:
  . Fixed bug #72998 (invalid read in readline completion). (krakjoe)

- Reflection:
  . Fixed bug #81611 (ArgumentCountError when getting default value from
    ReflectionParameter with new). (Cameron Porter)
  . Fixed bug #81630 (PHP 8.1: ReflectionClass->getTraitAliases() crashes with
    Internal error). (Nikita)
  . Fixed bug #81457 (Enum: ReflectionMethod->getDeclaringClass() return a
    ReflectionClass). (Nikita)
  . Fixed bug #81474 (Make ReflectionEnum and related class non-final). (Nikita)
  . Fixed bug #80821 (ReflectionProperty::getDefaultValue() returns current
    value for statics). (Nikita)
  . Fixed bug #80564 (ReflectionProperty::__toString() renders current value,
    not default value). (Nikita)
  . Fixed bug #80097 (ReflectionAttribute is not a Reflector). (beberlei)
  . Fixed bug #81200 (no way to determine if Closure is static). (krakjoe)
  . Implement ReflectionFunctionAbstract::getClosureUsedVariables. (krakjoe)

- Shmop:
  . Fixed bug #81407 (shmop_open won't attach and causes php to crash). (cmb)

- SimpleXML:
  . Fixed bug #81325 (Segfault in zif_simplexml_import_dom). (remi)

- SNMP:
  . Implement SHA256 and SHA512 for security protocol. (remi)

- Sodium:
  . Added the XChaCha20 stream cipher functions. (P.I.E. Security Team)
  . Added the Ristretto255 functions, which are available in libsodium 1.0.18.
    (P.I.E. Security Team)

- SPL:
  . Fixed bug #66588 (SplFileObject::fgetcsv incorrectly returns a row on
    premature EOF). (Aliaksandr Bystry)
  . Fixed bug #80663 (Recursive SplFixedArray::setSize() may cause double-free).
    (cmb, Nikita, Tyson Andre)
  . Fixed bug #81477 (LimitIterator + SplFileObject regression in 8.0.1). (cmb)
  . Fixed bug #81112 (Special json_encode behavior for SplFixedArray). (Nikita)
  . Fixed bug #80945 ("Notice: Undefined index" on unset() ArrayObject
    non-existing key). (Nikita)
  . Fixed bug #80724 (FilesystemIterator::FOLLOW_SYMLINKS remove KEY_AS_FILE
    from bitmask). (Cameron Porter)

- Standard:
  . Fixed bug #81441 (gethostbyaddr('::1') returns ip instead of name after
    calling some other method). (Nikita)
  . Fixed bug #81491 (Incorrectly using libsodium for argon2 hashing).
    (Dan Pock)
  . Fixed bug #81142 (PHP 7.3+ memory leak when unserialize() is used on an
    associative array). (Nikita)
  . Fixed bug #81111 (Serialization is unexpectedly allowed on anonymous classes
    with __serialize()). (Nikita)
  . Fixed bug #81137 (hrtime breaks build on OSX before Sierra). (krakjoe)
  . Fixed bug #77627 (method_exists on Closure::__invoke inconsistency).
    (krakjoe)

- Streams:
  . Fixed bug #81475 (stream_isatty emits warning with attached stream wrapper).
    (cmb)

- XML:
  . Fixed bug #79971 (special character is breaking the path in xml function)
    (CVE-2021-21707). (cmb)
  . Fixed bug #70962 (XML_OPTION_SKIP_WHITE strips embedded whitespace).
    (Aliaksandr Bystry, cmb)

- Zip:
  . Fixed bug #81490 (ZipArchive::extractTo() may leak memory). (cmb, Remi)
  . Fixed bug #77978 (Dirname ending in colon unzips to wrong dir). (cmb)
  . Fixed bug #81420 (ZipArchive::extractTo extracts outside of destination)
    (CVE-2021-21706). (cmb)
  . Fixed bug #80833 (ZipArchive::getStream doesn't use setPassword). (Remi)
