Microsoft Internet Explorer 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability," a different vulnerability than CVE-2014-2811, CVE-2014-2822, CVE-2014-2823, and CVE-2014-4057.
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-051
http://secunia.com/advisories/60670