Microsoft Office PowerPoint 2000 SP3, 2002 SP3, and 2003 SP3, and PowerPoint in Microsoft Office 2004 for Mac, allows remote attackers to execute arbitrary code via a PowerPoint file with an OutlineTextRefAtom containing an an invalid index value that triggers memory corruption, as exploited in the wild in April 2009 by Exploit:Win32/Apptom.gen, aka "Memory Corruption Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6279
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6204
https://exchange.xforce.ibmcloud.com/vulnerabilities/49632
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-017
http://www.zerodayinitiative.com/advisories/ZDI-09-019
http://www.vupen.com/english/advisories/2009/1290
http://www.vupen.com/english/advisories/2009/0915
http://www.us-cert.gov/cas/techalerts/TA09-132A.html
http://www.securitytracker.com/id?1021967
http://www.securityfocus.com/bid/34351
http://www.securityfocus.com/archive/1/503453/100/0/threaded
http://www.microsoft.com/technet/security/advisory/969136.mspx
http://www.kb.cert.org/vuls/id/627331
http://secunia.com/advisories/34572
http://blogs.technet.com/srd/archive/2009/04/02/investigating-the-new-powerpoint-issue.aspx
http://blogs.technet.com/msrc/archive/2009/04/02/microsoft-security-advisory-969136.aspx
http://blogs.technet.com/mmpc/archive/2009/04/02/new-0-day-exploits-using-powerpoint-files.aspx