Microsoft Internet Explorer OnUnload Null Pointer Dereference Vulnerability

Microsoft Internet Explorer is prone to a race condition that causes a denial of service. The source of the crash is reportedly a NULL-pointer dereference.

This vulnerability is similar to the one being tracked as Bugzilla ID 371321 and BID 22679 (Mozilla Firefox OnUnload Memory Corruption Vulnerability).

Microsoft Internet Explorer 6 and 7 are vulnerable to this issue.


 

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