CVE-2011-3027
Google Chrome before 17.0.963.56 does not properly perform a cast of an unspecified variable during handling of columns, which allows remote attackers to cause a denial of service or possibly have unknown other impact via a crafted document.
Date published : 2012-02-16
http://lists.apple.com/archives/security-announce/2012/Jul/msg00000.html
http://lists.apple.com/archives/security-announce/2012/Sep/msg00001.html