libxml2, as used in Google Chrome before 16.0.912.63, allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14761
http://www.mandriva.com/security/advisories?name=MDVSA-2011:188
http://www.debian.org/security/2012/dsa-2394
http://rhn.redhat.com/errata/RHSA-2013-0217.html
http://googlechromereleases.blogspot.com/2011/12/stable-channel-update.html