Windows GDI+ on Microsoft Windows Server 2008 SP2 and R2 SP1, and Windows 7 SP1 allows information disclosure by the way it discloses kernel memory addresses, aka "Windows GDI+ Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-8684 and CVE-2017-8688.
https://www.exploit-db.com/exploits/42748/
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8685