Use-after-free vulnerability in Google Chrome before 7.0.517.44 allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors involving text control selections.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12137
http://googlechromereleases.blogspot.com/2010/11/stable-channel-update.html