Description of problem: Mozilla Firefox is prone to a DoS within its javascript Range object. In a special condition, a NULL Pointer Deference occur and Firefox crashes. Refer to advisory text or attached testcase for details. Version-Release number of selected component (if applicable): 1.5.0.7
Created attachment 139850 [details] Firefox 1.5.0.7 crash testcase
Comment on attachment 139850 [details] Firefox 1.5.0.7 crash testcase I set the MIME type of the patch to text/plain, for obvious reason.
This issue is simply a NULL dereference crash, follow the thread. http://www.securityfocus.com/archive/1/archive/1/450167/100/0/threaded I'm removing the Security keyword.