Add or Remove Programs entry for Security Update for Windows Media Player 10 (KB917734). This critical security update for Windows Media Player addresses a vulnerability that could allow remote code execution.

A remote code execution vulnerability exists in Windows Media Player due to the way it handles the processing of PNG images. An attacker could exploit the vulnerability by constructing specially crafted Windows Media Player content that could potentially allow remote code execution if a user visits a malicious Web site or opens an email message with malicious content. An attacker who successfully exploited this vulnerability could take complete control of an affected system.