Buffer overflow in Microsoft Office Excel 2002 SP3 and Office 2004 for Mac allows remote attackers to execute arbitrary code via an Excel file with a malformed HFPicture (0x866) record, aka "Excel HFPicture Memory Corruption Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7223
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-038
http://www.us-cert.gov/cas/techalerts/TA10-159B.html
http://www.securityfocus.com/bid/40526
http://www.securityfocus.com/archive/1/511765/100/0/threaded