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Category:   OS (Microsoft)  >   Windows Kernel Vendors:   Microsoft
Windows Kernel win32k!GreStretchBltInternal() Bug Lets Local Users Deny Service
SecurityTracker Alert ID:  1024345
SecurityTracker URL:  http://securitytracker.com/id/1024345
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Aug 19 2010
Impact:   Denial of service via local system
Exploit Included:  Yes  
Version(s): 7; possibly other versions
Description:   A vulnerability was reported in the Windows Kernel. A local user can cause denial of service conditions.

A local user can provide specially crafted values to the win32k!GreStretchBltInternal() function to cause a kernel crash. A source and destination Device Context value that are equal can trigger this crash.

The vendor was notified in March 2010.

Tavis Ormandy reported this vulnerability.

Impact:   A local user can cause a kernel bug check on the target system.
Solution:   No solution was available at the time of this entry.
Vendor URL:  www.microsoft.com/ (Links to External Site)
Cause:   Input validation error, State error
Underlying OS:  

Message History:   None.


 Source Message Contents

Date:  Thu, 19 Aug 2010 03:10:19 +0000
Subject:  Microsoft Windows Kernel


http://inj3ct0r.com/exploits/13726

MS Windows win32k!GreStretchBltInternal() Does Not Handle src == dest
 
 


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