WebKit, as used in Google Chrome before 7.0.517.44, webkitgtk before 1.2.6, and other products, does not properly handle large text areas, which allows remote attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted HTML document.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12157
https://bugzilla.redhat.com/show_bug.cgi?id=656118
https://bugs.webkit.org/show_bug.cgi?id=45611
http://www.vupen.com/english/advisories/2011/0552
http://www.vupen.com/english/advisories/2011/0216
http://www.securityfocus.com/bid/45719
http://www.redhat.com/support/errata/RHSA-2011-0177.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052906.html
http://googlechromereleases.blogspot.com/2010/11/stable-channel-update.html