CVE-2011-0241
Heap-based buffer overflow in ImageIO in Apple Safari before 5.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted TIFF image with CCITT Group 4 encoding.
Date published : 2011-07-21
http://lists.apple.com/archives/security-announce/2011//Jul/msg00002.html
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html