Stack-based buffer overflow in Microsoft Office Word 2002 SP3 and 2003 SP3, Office 2004 and 2008 for Mac, Open XML File Format Converter for Mac, Office Word Viewer 2003 SP3, and Office Word Viewer allow remote attackers to execute arbitrary code via a Word document with a malformed File Information Block (FIB) structure, aka "Microsoft Office Word File Information Memory Corruption Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6555
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-068
http://www.vupen.com/english/advisories/2009/3194
http://www.us-cert.gov/cas/techalerts/TA09-314A.html
http://www.securitytracker.com/id?1023158
http://www.securityfocus.com/bid/36950
http://secunia.com/advisories/37277
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=831