Bulletin Severity Rating:Critical – This security update resolves one publicly disclosed vulnerability and two privately reported vulnerabilities in Microsoft DirectShow. The vulnerabilities could allow remote code execution if a user opened a specially crafted QuickTime media file. An attacker who successfully exploited any of these vulnerabilities could gain the same user rights as the local…

Read more at: Microsoft Security Bulletins

Bulletin Severity Rating:Critical – This security update resolves one publicly disclosed vulnerability and two privately reported vulnerabilities in Microsoft DirectShow. The vulnerabilities could allow remote code execution if a user opened a specially crafted QuickTime media file. An attacker who successfully exploited any of these vulnerabilities could gain the same user rights as the local user. 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.

Read more at: Microsoft Security Bulletins