Google Chrome before 8.0.552.237 and Chrome OS before 8.0.552.344 do not properly handle speech data, which allows remote attackers to execute arbitrary code via unspecified vectors that lead to a "stale pointer."
http://code.google.com/p/chromium/issues/detail?id=68666
http://googlechromereleases.blogspot.com/2011/01/chrome-stable-release.html
http://secunia.com/advisories/42951
https://exchange.xforce.ibmcloud.com/vulnerabilities/64676
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14381