Multiple integer overflows in libxml2, as used in Google Chrome before 20.0.1132.43 and other products, on 64-bit Linux platforms allow remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.
code.google.com/p/chromium/issues/detail?id=129930
googlechromereleases.blogspot.com/2012/06/stable-channel-update_26.html
lists.apple.com/archives/security-announce/2013/Oct/msg00009.html
lists.apple.com/archives/security-announce/2013/Sep/msg00006.html
lists.opensuse.org/opensuse-security-announce/2013-11/msg00002.html
secunia.com/advisories/50658
secunia.com/advisories/50800
secunia.com/advisories/54886
secunia.com/advisories/55568
support.apple.com/kb/HT5934
support.apple.com/kb/HT6001
www.debian.org/security/2012/dsa-2521
www.mandriva.com/security/advisories?name=MDVSA-2012:126
www.mandriva.com/security/advisories?name=MDVSA-2013:056
www.securityfocus.com/bid/54718
www.ubuntu.com/usn/USN-1587-1
hermes.opensuse.org/messages/15075728
hermes.opensuse.org/messages/15375990