Buffer overflow in GIFIMP32.FLT, as used in Microsoft Office 2003 SP1 and SP2, Office XP SP3, Office 2000 SP3, and other products, allows user-assisted attackers to execute arbitrary code via a crafted GIF image that triggers memory corruption when it is parsed.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A21
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-039
http://www.vupen.com/english/advisories/2006/2757
http://www.us-cert.gov/cas/techalerts/TA06-192A.html
http://www.securityfocus.com/bid/18915
http://www.securityfocus.com/archive/1/439887/100/0/threaded
http://www.kb.cert.org/vuls/id/668564
http://securitytracker.com/id?1016470
http://secunia.com/advisories/21013
http://archives.neohapsis.com/archives/vulnwatch/2006-q3/0005.html