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Category:   OS (Microsoft)  >   Windows Kernel Vendors:   Microsoft
Microsoft Windows Partition Manager Memory Allocation Error Lets Local Users Gain Elevated Privileges
SecurityTracker Alert ID:  1027043
SecurityTracker URL:  http://securitytracker.com/id/1027043
CVE Reference:   CVE-2012-0178   (Links to External Site)
Date:  May 8 2012
Impact:   Execution of arbitrary code via local system, Root access via local system
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): Vista SP2, 2008 SP2, 7 SP1, 2008 R2 SP1; and prior service packs
Description:   A vulnerability was reported in Microsoft Windows Partition Manager. A local user can obtain elevated privileges on the target system.

A local user can run specially crafted code to cause two or more processes or threads to call Plug and Play (PnP) Configuration Manager functions at the same time and trigger a memory allocation error.

The Windows Partition Manager (partmgr.sys) is affected.

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

Windows Vista Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=d9d5e290-dc57-4587-b31d-706b541924ec

Windows Vista x64 Edition Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=827b9f15-b67d-4dd4-a39b-7c148bae5041

Windows Server 2008 for 32-bit Systems Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=46e6e960-b700-4154-b91d-aca74ea9e5df

Windows Server 2008 for x64-based Systems Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=e4ab05ae-3a1c-4d6b-8c84-1165ed741356

Windows Server 2008 for Itanium-based Systems Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=c081b058-b95e-4467-a2fc-fb1a68345c8f

Windows 7 for 32-bit Systems:

http://www.microsoft.com/downloads/details.aspx?familyid=2a4433e4-7f3f-4083-b3e1-eff2d18483af

Windows 7 for 32-bit Systems Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?familyid=2a4433e4-7f3f-4083-b3e1-eff2d18483af

Windows 7 for x64-based Systems:

http://www.microsoft.com/downloads/details.aspx?familyid=dfa13df5-9e4e-4cf6-b56d-af7db0a0f5ea

Windows 7 for x64-based Systems Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?familyid=dfa13df5-9e4e-4cf6-b56d-af7db0a0f5ea

Windows Server 2008 R2 for x64-based Systems:

http://www.microsoft.com/downloads/details.aspx?familyid=095c20b3-8e6c-4846-9ba1-6ce0af5e9850

Windows Server 2008 R2 for x64-based Systems Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?familyid=095c20b3-8e6c-4846-9ba1-6ce0af5e9850

Windows Server 2008 R2 for Itanium-based Systems:

http://www.microsoft.com/downloads/details.aspx?familyid=9b66a74a-7022-49ac-89da-8c9ab8105812

Windows Server 2008 R2 for Itanium-based Systems Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?familyid=9b66a74a-7022-49ac-89da-8c9ab8105812

Windows Server 2008 for 32-bit Systems Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=46e6e960-b700-4154-b91d-aca74ea9e5df

Windows Server 2008 for x64-based Systems Service Pack 2:

http://www.microsoft.com/downloads/details.aspx?familyid=e4ab05ae-3a1c-4d6b-8c84-1165ed741356

Windows Server 2008 R2 for x64-based Systems:

http://www.microsoft.com/downloads/details.aspx?familyid=095c20b3-8e6c-4846-9ba1-6ce0af5e9850

Windows Server 2008 R2 for x64-based Systems Service Pack 1:

http://www.microsoft.com/downloads/details.aspx?familyid=095c20b3-8e6c-4846-9ba1-6ce0af5e9850

A restart is required.

The Microsoft advisory is available at:

http://technet.microsoft.com/en-us/security/bulletin/ms12-033

Vendor URL:  technet.microsoft.com/en-us/security/bulletin/ms12-033 (Links to External Site)
Cause:   Access control error, State error
Underlying OS:  

Message History:   None.


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