Integer overflow in memory allocation routines in PHP before 5.1.6, when running on a 64-bit system, allows context-dependent attackers to bypass the memory_limit restriction.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11086
https://issues.rpath.com/browse/RPL-683
http://www.ubuntu.com/usn/usn-362-1
http://www.turbolinux.com/security/2006/TLSA-2006-38.txt
http://www.securityfocus.com/bid/19582
http://www.securityfocus.com/archive/1/447866/100/0/threaded
http://www.redhat.com/support/errata/RHSA-2006-0682.html
http://www.redhat.com/support/errata/RHSA-2006-0669.html
http://www.php.net/release_5_1_6.php
http://www.php.net/ChangeLog-5.php#5.1.6
http://www.novell.com/linux/security/advisories/2006_52_php.html
http://www.hardened-php.net/hphp/changelog.html#hardening_patch_0.4.14
http://www.debian.org/security/2007/dsa-1331
http://support.avaya.com/elmodocs2/security/ASA-2006-223.htm
http://support.avaya.com/elmodocs2/security/ASA-2006-222.htm
http://support.avaya.com/elmodocs2/security/ASA-2006-221.htm
http://securitytracker.com/id?1016984
http://secunia.com/advisories/25945
http://secunia.com/advisories/22538
http://secunia.com/advisories/22487
http://secunia.com/advisories/22440
http://secunia.com/advisories/22331
http://secunia.com/advisories/22225
http://secunia.com/advisories/22069
http://secunia.com/advisories/22004