Microsoft has released the following KB article:
November 2013 anti-malware platform update for Endpoint Protection clients
Summary:
This article describes an anti-malware platform update package for the following clients:
- Microsoft System Center 2012 R2 Configuration Manager Endpoint Protection clients
- Microsoft System Center 2012 Configuration Manager Endpoint Protection Service Pack 1 (SP1) clients
- Microsoft Forefront Endpoint Protection 2010 clients.
These packages update Endpoint Protection client services, drivers, and UI components.
Microsoft regularly releases anti-malware platform updates to guarantee consistency in protection, performance, robustness, and usability in a malware landscape that is constantly changing. This update package is dated November 2013.
Full details at:
http://support.microsoft.com/kb/2907566