CVE-2009-0771
The layout engine in Mozilla Firefox before 3.0.7, Thunderbird before 2.0.0.21, and SeaMonkey 1.1.15 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via certain vectors that trigger memory corruption and assertion failures.
Date published : 2009-03-04
http://www.securityfocus.com/bid/33990
http://support.avaya.com/elmodocs2/security/ASA-2009-069.htm