Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, and Windows Server 2012 R2 allows an attacker to execute arbitrary code in the context of the current user, due to how Internet Explorer handles objects in memory, aka "Internet Explorer Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11822.