Use-after-free vulnerability in Google Chrome before 23.0.1271.95 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the Media Source API.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15819
https://code.google.com/p/chromium/issues/detail?id=162835
http://www.securityfocus.com/bid/56741
http://secunia.com/advisories/51447
http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00004.html
http://googlechromereleases.blogspot.com/2012/11/stable-channel-update_29.html