MGASA-2015-0134 Updated php and libzip packages fix security vulnerabilities

Heap overflow vulnerability in regcomp.c in the ereg extension in PHP before 5.5.23 on 32-bit systems CVE-2015-2305. Integer overflow in zip extension in PHP before 5.5.23 leads to writing past heap boundary CVE-2015-2331. Use after free vulnerability in unserialize in PHP before 5.5.23...