FFmpeg, as used in Google Chrome before 22.0.1229.79, does not properly handle OGG containers, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors, related to a “wild pointer” issue.
googlechromereleases.blogspot.com/2012/09/stable-channel-update_25.html
lists.opensuse.org/opensuse-security-announce/2012-10/msg00012.html
chromiumcodereview.appspot.com/10829204
code.google.com/p/chromium/issues/detail?id=140647
exchange.xforce.ibmcloud.com/vulnerabilities/78839
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15688
src.chromium.org/viewvc/chrome?view=rev&revision=150239