PHP version 8.4.6 (10 Apr 2025)

BCMath:

• Fixed pointer subtraction for scale. (SakiTakamachi)

Core:

• Fixed property hook backing value access in multi-level inheritance. (ilutov)
• Fixed accidentally inherited default value in overridden virtual properties. (ilutov)
• Fixed bug GH-17376 (Broken JIT polymorphism for property hooks added to child class). (ilutov)
• Fixed bug GH-17913 (ReflectionFunction::isDeprecated() returns incorrect results for closures created from magic __call()). (timwolla)
• Fixed bug GH-17941 (Stack-use-after-return with lazy objects and hooks). (nielsdos)
• Fixed bug GH-17988 (Incorrect handling of hooked props without get hook in get_object_vars()). (ilutov)
• Fixed bug GH-17998 (Skipped lazy object initialization on primed SIMPLE_WRITE cache). (ilutov)
• Fixed bug GH-17998 (Assignment to backing value in set hook of lazy proxy calls hook again). (ilutov)
• Fixed bug GH-17961 (use-after-free during dl()'ed module class destruction). (Arnaud)
• Fixed bug GH-15367 (dl() of module with aliased class crashes in shutdown). (Arnaud)
• Fixed OSS-Fuzz #403308724. (nielsdos)
• Fixed bug GH-13193 again (Significant performance degradation in 'foreach'). (nielsdos)

DBA:

• Fixed assertion violation when opening the same file with dba_open multiple times. (chschneider)

DOM:

• Fixed bug GH-17991 (Assertion failure dom_attr_value_write). (nielsdos)
• Fix weird unpack behaviour in DOM. (nielsdos)
• Fixed bug GH-18090 (DOM: Svg attributes and tag names are being lowercased). (nielsdos)
• Fix xinclude destruction of live attributes. (nielsdos)

GD:

• Fixed bug GH-17984 (calls with arguments as array with references). (David Carlier)

LDAP:

• Fixed bug GH-18015 (Error messages for ldap_mod_replace are confusing). (nielsdos)

Mbstring:

• Fixed bug GH-17989 (mb_output_handler crash with unset http_output_conv_mimetypes). (nielsdos)

Opcache:

• Fixed bug GH-15834 (Segfault with hook "simple get" cache slot and minimal JIT). (nielsdos)
• Fixed bug GH-17966 (Symfony JIT 1205 assertion failure). (nielsdos)
• Fixed bug GH-18037 (SEGV Zend/zend_execute.c). (nielsdos)
• Fixed bug GH-18050 (IN_ARRAY optimization in DFA pass is broken). (ilutov)
• Fixed bug GH-18113 (stack-buffer-overflow ext/opcache/jit/ir/ir_sccp.c). (nielsdos)
• Fixed bug GH-18112 (NULL access with preloading and INI option). (nielsdos)
• Fixed bug GH-18107 (Opcache CFG jmp optimization with try-finally breaks the exception table). (nielsdos)

PDO:

• Fix memory leak when destroying PDORow. (nielsdos)

Standard:

• Fix memory leaks in array_any() / array_all(). (nielsdos)

SOAP:

• Fixed bug #66049 (Typemap can break parsing in parse_packet_soap leading to a segfault) . (Remi)

SPL:

• Fixed bug GH-18018 (RC1 data returned from offsetGet causes UAF in ArrayObject). (nielsdos)

Treewide:

• Fixed bug GH-17736 (Assertion failure zend_reference_destroy()). (nielsdos)