CVE-2012-2857

Use-after-free vulnerability in the Cascading Style Sheets (CSS) DOM implementation in Google Chrome before 21.0.1180.57 on Mac OS X and Linux, and before 21.0.1180.60 on Windows and Chrome Frame, allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted document.

Date published : 2012-08-06

http://lists.apple.com/archives/security-announce/2013/Jan/msg00000.html

http://lists.apple.com/archives/security-announce/2013/Mar/msg00003.html