For the time being, till when a new patch comes for the above exploit, Microsoft's Security Research & Defense team has created and released a one-click "Fix It" tool to allow users to enable DEP (Data Execution Prevention) on older versions of the browser.
DEP is enabled by default for Internet Explorer on the following platforms:
· Internet Explorer 8 on Windows XP Service Pack 3,
· Internet Explorer 8 on Windows Vista Service Pack 1 and later,
· Internet Explorer 8 on Windows Server 2008, and
· Internet Explorer 8 on Windows 7.
So for fixing the vulnerability run in nolder version of IE (IE6,IE7) run the DEP tool.
More details about the DEP and the tool can be found here: