Make sure you patch your system to fix the kernel-mode driver vulnerability. This vulnerability could allow remote code execution in the following Windows Operating systems
- Windows Server 2003
- Windows Server 2008
- Windows Server 2008 R2
- Windows Server 2012
- Windows Server 2012 R2
- Windows 7
- Windows 8
- Windows 8.1
You will find more details about the vulnerability and its fix here at Microsoft.com