gdi32.dll in Graphics Device Interface (GDI) in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold, 1511, and 1607 allows remote attackers to obtain sensitive information from process heap memory via a crafted EMF file, as demonstrated by an EMR_SETDIBITSTODEVICE record with modified Device Independent Bitmap (DIB) dimensions. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-3216, CVE-2016-3219, and/or CVE-2016-3220.
https://www.exploit-db.com/exploits/41363/
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0038
https://github.com/k0keoyo/CVE-2017-0038-EXP-C-JS
https://bugs.chromium.org/p/project-zero/issues/detail?id=992
https://0patch.blogspot.com/2017/02/0patching-0-day-windows-gdi32dll-memory.html