PHP version 7.3.4 (04 April 2019)

Core:

• Fixed bug #77738 (Nullptr deref in zend_compile_expr). (Laruence)
• Fixed bug #77660 (Segmentation fault on break 2147483648). (Laruence)
• Fixed bug #77652 (Anonymous classes can lose their interface information). (Nikita)
• Fixed bug #77345 (Stack Overflow caused by circular reference in garbage collection). (Alexandru Patranescu, Nikita, Dmitry)
• Fixed bug #76956 (Wrong value for 'syslog.filter' documented in php.ini). (cmb)

Apache2Handler:

• Fixed bug #77648 (BOM in sapi/apache2handler/php_functions.c). (cmb)

Bcmath:

• Fixed bug #77742 (bcpow() implementation related to gcc compiler optimization). (Nikita)

CLI Server:

• Fixed bug #77722 (Incorrect IP set to $_SERVER['REMOTE_ADDR'] on the localhost). (Nikita)

COM:

• Fixed bug #77578 (Crash when php unload). (cmb)

EXIF:

• Fixed bug #77753 (Heap-buffer-overflow in php_ifd_get32s). (Stas)
• Fixed bug #77831 (Heap-buffer-overflow in exif_iif_add_value). (Stas)

FPM:

• Fixed bug #77677 (FPM fails to build on AIX due to missing WCOREDUMP). (Kevin Adler)

GD:

• Fixed bug #77700 (Writing truecolor images as GIF ignores interlace flag). (cmb)

MySQLi:

• Fixed bug #77597 (mysqli_fetch_field hangs scripts). (Nikita)

Opcache:

• Fixed bug #77743 (Incorrect pi node insertion for jmpznz with identical successors). (Nikita)

Phar:

• Fxied bug #77697 (Crash on Big_Endian platform). (Laruence)

phpdbg:

• Fixed bug #77767 (phpdbg break cmd aliases listed in help do not match actual aliases). (Miriam Lauter)

sodium:

• Fixed bug #77646 (sign_detached() strings not terminated). (Frank)

SQLite3:

• Added sqlite3.defensive INI directive. (BohwaZ)

Standard:

• Fixed bug #77664 (Segmentation fault when using undefined constant in custom wrapper). (Laruence)
• Fixed bug #77669 (Crash in extract() when overwriting extracted array). (Nikita)
• Fixed bug #76717 (var_export() does not create a parsable value for PHP_INT_MIN). (Nikita)
• Fixed bug #77765 (FTP stream wrapper should set the directory as executable). (Vlad Temian)