The internationalization (aka i18n) functionality in Google V8, as used in Google Chrome before 16.0.912.63, allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that trigger an out-of-bounds write.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14840
http://googlechromereleases.blogspot.com/2011/12/stable-channel-update.html