Stack-based buffer overflow in the PowerPoint 4.2 conversion filter (PP4X32.DLL) in Microsoft Office PowerPoint 2000 SP3 2002 SP3 and 2003 SP3 allows remote attackers to execute arbitrary code via a large number of structures in sound data in a file that uses a PowerPoint 4.0 native file format leading to memory corruption aka \Legacy File Format Vulnerability \ a different vulnerability than CVE-2009-0222 CVE-2009-0223 CVE-2009-0226 and CVE-2009-1137.