Severity Rating: Critical
Revision Note: V1.0 (November 8, 2016): Bulletin published.
Summary: This security update resolves vulnerabilities in Microsoft Windows. The most severe being of the vulnerabilities could allow a remote code execution vulnerability exists when the Windows Animation Manager improperly handles objects in memory if a user visits a malicious webpage. An attacker who successfully exploited the vulnerability could install programs; view, change, or delete data; or create new accounts with full user rights. This security update is rated Critical for all supported releases of Microsoft Windows. For more information, see the Affected Software and Vulnerability Severity Ratings section.