DirectShow in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, and Windows Server 2012 allows remote attackers to execute arbitrary code via a crafted GIF file, aka "DirectShow Arbitrary Memory Overwrite Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16883
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-056