Integer overflow in Apple QuickTime before 7.6.9 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted movie file.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16218
http://www.securitytracker.com/id?1024830
http://support.apple.com/kb/HT4581
http://support.apple.com/kb/HT4447
http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html
http://lists.apple.com/archives/security-announce/2010//Dec/msg00000.html