Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Memory Corruption Vulnerability."
http://www.securityfocus.com/bid/76191
http://www.securitytracker.com/id/1033237
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-079