Core
- Fixed GH-19169 build issue with C++17 and ZEND_STATIC_ASSERT macro.
- Fixed bug GH-18581 (Coerce numeric string keys from iterators when argument unpacking).
- Fixed OSS-Fuzz #434346548 (Failed assertion with throwing __toString in binary const expr).
- Fixed bug GH-19305 (Operands may be being released during comparison).
- Fixed bug GH-19303 (Unpacking empty packed array into uninitialized array causes assertion failure).
- Fixed bug GH-19306 (Generator can be resumed while fetching next value from delegated Generator).
- Fixed bug GH-19326 (Calling Generator::throw() on a running generator with a non-Generator delegate crashes).
- Fixed bug GH-18736 (Circumvented type check with return by ref + finally).
- Fixed zend call stack size for macOs/arm64.
- Fixed bug GH-19065 (Long match statement can segfault compiler during recursive SSA renaming).
Calendar
- Fixed bug GH-19371 (integer overflow in calendar.c).
FTP
- Fix theoretical issues with hrtime() not being available.
GD
- Fix incorrect comparison with result of php_stream_can_cast().
Hash
- Fix crash on clone failure.
Intl
- Fixed GH-19261: msgfmt_parse_message leaks on message creation failure.
- Fix return value on failure for resourcebundle count handler.
LDAP
- Fixed bug GH-18529 (additional inheriting of TLS int options).
LibXML
- Fixed bug GH-19098 (libxml<2.13 segmentation fault caused by php_libxml_node_free).
MbString
- Fixed bug GH-19397 (mb_list_encodings() can cause crashes on shutdown).
Opcache
- Reset global pointers to prevent use-after-free in zend_jit_status().
OpenSSL
PDO Pgsql
- Fixed dangling pointer access on _pdo_pgsql_trim_message helper.
SOAP
- Fixed bug GH-18640 (heap-use-after-free ext/soap/php_encoding.c:299:32 in soap_check_zval_ref).
Sockets
- Fix some potential crashes on incorrect argument value.
Standard
- Fixed OSS Fuzz #433303828 (Leak in failed unserialize() with opcache).
- Fix theoretical issues with hrtime() not being available.
- Fixed bug GH-19300 (Nested array_multisort invocation with error breaks).
Windows
- Free opened_path when opened_path_len >= MAXPATHLEN.