EXIF:
Fixed bug #73737 (FPE when parsing a tag format).
GD:
Fixed bug #73549 (Use after free when stream is passed to imagepng).
Fixed bug #73868 (DOS vulnerability in gdImageCreateFromGd2Ctx()).
Fixed bug #73869 (Signed Integer Overflow gd_io.c).
Intl:
Fixed bug #68447 (grapheme_extract take an extra trailing character).
Phar:
Fixed bug #73764 (Crash while loading hostile phar archive).
Fixed bug #73768 (Memory corruption when loading hostile phar).
Fixed bug #73773 (Seg fault when loading hostile phar).
SQLite3:
Reverted fix for bug #73530 (Unsetting result set may reset other result set).
Standard:
Fixed bug #70213 (Unserialize context shared on double class lookup).
Fixed bug #73825 (Heap out of bounds read on unserialize in finish_nested_data()).
