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Category:   OS (Microsoft)  >   Windows Kernel Vendors:   Microsoft
Windows Kernel Bugs Let Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1032113
SecurityTracker URL:  http://securitytracker.com/id/1032113
CVE Reference:   CVE-2015-1643, CVE-2015-1644   (Links to External Site)
Date:  Apr 14 2015
Impact:   Root access via local system, User access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2003 R2 SP2, Vista SP2, 2008 SP2, 7 SP1, 2008 R2 SP1, 8, 8.1, 2012, 2012 R2, RT, RT 8.1; and prior service packs
Description:   Two vulnerabilities were reported in the Windows Kernel. A local user can obtain elevated privileges on the target system.

A local user can trigger a flaw in the processing of MS-DOS device names to gain elevated privileges [CVE-2015-1644].

A local user can trigger a type confusion error in NtCreateTransactionManager() to gain elevated privileges [CVE-2015-1643].

James Forshaw of Google Project Zero reported these vulnerabilities.

Impact:   A local user can obtain elevated privileges on the target system.
Solution:   The vendor has issued a fix.

A patch matrix is available in the vendor's advisory.

The Microsoft advisory is available at:

https://technet.microsoft.com/library/security/ms15-038

Vendor URL:  technet.microsoft.com/library/security/ms15-038 (Links to External Site)
Cause:   Access control error

Message History:   None.


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