Core
CLI
- Ensure a single Date header is present.
CType
- Fixed bug GH-11997 (ctype_alnum 5 times slower in PHP 8.1 or greater).
DOM
- Restore old namespace reconciliation behaviour.
- Fixed bug GH-8996 (DOMNode serialization on PHP ^8.1).
Fileinfo
- Fixed bug GH-11891 (fileinfo returns text/xml for some svg files).
Filter
- Fix explicit FILTER_REQUIRE_SCALAR with FILTER_CALLBACK (ilutov)
Hash
- Fixed bug GH-12186 (segfault copying/cloning a finalized HashContext).
Intl
MySQLnd
- Fixed bug GH-12297 (PHP Startup: Invalid library (maybe not a PHP library) 'mysqlnd.so' in Unknown on line).
Opcache
- Fixed opcache_invalidate() on deleted file.
- Fixed bug GH-12380 (JIT+private array property access inside closure accesses private property in child class).
PCRE
- Fixed bug GH-11956 (Backport upstream fix, PCRE regular expressions with JIT enabled gives different result).
SimpleXML
Streams
- Fixed bug GH-12190 (binding ipv4 address with both address and port at 0).
XML
- Fix return type of stub of xml_parse_into_struct().
- Fix memory leak when calling xml_parse_into_struct() twice.
XSL
- Fix type error on XSLTProcessor::transformToDoc return value with SimpleXML.