CVE-2015-1661
Microsoft Internet Explorer 6 through 11 allows remote attackers to bypass the ASLR protection mechanism via a crafted web site, aka "Internet Explorer ASLR Bypass Vulnerability."
Date published : 2015-04-14
http://www.securityfocus.com/bid/74006
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-032