KLA11565
DoS vulnerability in MS Windows

Unspecified vulnerability was found in MS Windows. Malicious users can exploit this vulnerability to cause denial of service.

Microsoft Forefront Endpoint Protection 2010
Microsoft Security Essentials
Microsoft System Center 2012 R2 Endpoint Protection
Microsoft System Center 2012 Endpoint Protection
Windows Defender
Microsoft System Center Endpoint Protection

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)