A "memory calculation error" in Microsoft Office PowerPoint 2000 SP3, 2002 SP3, 2003 SP2, and 2007 through SP1; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 through SP1; and Office 2004 for Mac allows remote attackers to execute arbitrary code via a PowerPoint file with crafted list values that trigger memory corruption, aka "Parsing Overflow Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5555
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-051
http://www.vupen.com/english/advisories/2008/2355
http://www.us-cert.gov/cas/techalerts/TA08-225A.html
http://www.securitytracker.com/id?1020676
http://www.securityfocus.com/bid/30579