An unspecified Microsoft WMF parsing application, as used in Internet Explorer 5.01 SP4 on Windows 2000 SP4, and 5.5 SP2 on Windows Millennium, and possibly other versions, allows attackers to cause a denial of service (crash) and possibly execute code via a crafted WMF file with a manipulated WMF header size, possibly involving an integer overflow, a different vulnerability than CVE-2005-4560, and aka "WMF Image Parsing Memory Corruption Vulnerability."
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1638
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2006/ms06-004
http://www.vupen.com/english/advisories/2006/0469
http://www.us-cert.gov/cas/techalerts/TA06-045A.html
http://www.securityfocus.com/bid/16516
http://www.microsoft.com/technet/security/advisory/913333.mspx
http://www.kb.cert.org/vuls/id/312956