An elevation of privilege vulnerability exists in Windows 7, Windows 8.1, Windows RT 8.1, Windows 10, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, and Windows Server 2016 when the Microsoft Graphics Component fails to properly handle objects in memory, aka "Windows Graphics Component Elevation of Privilege Vulnerability."
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0156