Google Chrome before 17.0.963.56 does not properly parse H.264 data, which allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors.
http://code.google.com/p/chromium/issues/detail?id=112670
http://googlechromereleases.blogspot.com/2012/02/chrome-stable-update.html
http://secunia.com/advisories/48016
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14869