Description: This critical security update resolves a privately reported vulnerability in Windows Media File Format. This vulnerability could allow remote code execution if a user viewed a specially crafted file in Windows Media Format Runtime. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.
Update type: Critical
Release date: December 11, 2007
Applies to: All versions
Knowledge base: http://support.microsoft.com/kb/941569