An information disclosure vulnerability exists when the Windows kernel improperly handles objects in memory, aka "Windows Kernel Information Disclosure Vulnerability." This affects Windows 7, Windows Server 2012 R2, Windows RT 8.1, Windows Server 2008, Windows Server 2012, Windows 8.1, Windows Server 2008 R2. This CVE ID is unique from CVE-2018-8477, CVE-2018-8621.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8622