Summary
This security update resolves vulnerabilities in Microsoft Windows. The most severe of the vulnerabilities could allow elevation of privilege if a locally authenticated attacker runs a specially crafted application.
To learn more about the vulnerability, see Microsoft Security Bulletin MS16-149.
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Important
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All future security and non-security updates for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 require update 2919355 to be installed. We recommend that you install update 2919355 on your Windows RT 8.1-based, Windows 8.1-based, or Windows Server 2012 R2-based computer so that you receive future updates.
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If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.
Additional information about this security update
The following articles contain additional information about this security update as it relates to individual product versions. The articles may contain known issue information.
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3196726 MS16-149: Description of the security update for Windows: December 13, 2016
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3204808 MS16-149: Description of the security update for Windows: December 13, 2016
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3205400 December 2016 Security Only Quality Update for Windows 8.1 and Windows Server 2012 R2
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3205401 December 2016 Security Monthly Quality Rollup for Windows 8.1 and Windows Server 2012 R2
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3205408 December 2016 Security Only Quality Update for Windows Server 2012
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3205409 December 2016 Security Monthly Quality Rollup for Windows Server 2012
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3205394 December 2016 Security Only Quality Update for Windows 7 SP1 and Windows Server 2008 R2 SP1
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3207752 December 2016 Security Monthly Quality Rollup for Windows 7 SP1 and Windows Server 2008 R2 SP1
Additionally, see the following articles for more information about Windows 10, Windows 10 version 1511, Windows 10 version 1607, and Windows Server 2016:
More Information
Windows Vista (all editions)Reference table
The following table contains the security update information for this software.
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Security update file names |
For all supported 32-bit editions of Windows Vista: |
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For all supported x64-based editions of Windows Vista: |
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Installation switches |
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Restart requirement |
You must restart the system after you apply this security update. |
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Removal information |
WUSA.exe does not support uninstalling updates. To uninstall an update that is installed by WUSA, click Control Panel, and then click Security. Under Windows Update, click View installed updates, and then select from the list of updates. |
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File information |
See Microsoft Knowledge Base Article 3196726 |
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Registry key verification |
Note This update does not add a registry key to validate its installation. |
Windows Server 2008 (all editions)Reference table
The following table contains the security update information for this software.
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Security update file names |
For all supported 32-bit editions of Windows Server 2008: |
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For all supported x64-based editions of Windows Server 2008: |
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For all supported Itanium-based editions of Windows Server 2008: |
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Installation switches |
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Restart requirement |
You must restart the system after you apply this security update. |
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Removal information |
WUSA.exe does not support uninstalling updates. To uninstall an update that is installed by WUSA, click Control Panel, and then click Security. Under Windows Update, click View installed updates, and then select from the list of updates. |
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File information |
See Microsoft Knowledge Base Article 3196726 |
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Registry key verification |
Note This update does not add a registry key to validate its installation. |
Windows 7 (all editions)Reference table
The following table contains the security update information for this software.
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Security update file name |
For all supported 32-bit editions of Windows 7: |
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For all supported 32-bit editions of Windows 7 |
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For all supported x64-based editions of Windows 7: |
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For all supported x64-based editions of Windows 7: |
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Installation switches |
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Restart requirement |
You must restart the system after you apply this security update. |
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Removal information |
To uninstall an update that is installed by WUSA, use the /Uninstall setup switch or click Control Panel, and then click System and Security. Under Windows Update, click View installed updates, and then select from the list of updates. |
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File information |
See Microsoft Knowledge Base Article 3205394 |
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Registry key verification |
Note This update does not add a registry key to validate its installation. |
Windows Server 2008 R2 (all editions)Reference table
The following table contains the security update information for this software.
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Security update file name |
For all supported x64-based editions of Windows Server 2008 R2: |
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For all supported x64-based editions of Windows Server 2008 R2: |
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For all supported Itanium-based editions of Windows Server 2008 R2: |
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For all supported Itanium-based editions of Windows Server 2008 R2: |
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Installation switches |
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Restart requirement |
You must restart the system after you apply this security update. |
|
Removal information |
To uninstall an update that is installed by WUSA, use the /Uninstall setup switch or click Control Panel, and then click System and Security. Under Windows Update, click View installed updates, and then select from the list of updates. |
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File information |
See Microsoft Knowledge Base Article 3205394 |
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Registry key verification |
Note This update does not add a registry key to validate its installation. |
Windows 8.1 (all editions)Reference table
The following table contains the security update information for this software.
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Security update file name |
For all supported 32-bit editions of Windows 8.1: |
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For all supported 32-bit editions of Windows 8.1: |
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For all supported x64-based editions of Windows 8.1: |
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For all supported x64-based editions of Windows 8.1: |
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Installation switches |
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Restart requirement |
You must restart the system after you apply this security update. |
|
Removal information |
To uninstall an update that is installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, and then click Windows Update. Under See also, click Installed updates, and then select from the list of updates. |
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File information |
See Microsoft Knowledge Base Article 3205400 |
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Registry key verification |
Note This update does not add a registry key to validate its installation. |
Windows Server 2012 and Windows Server 2012 R2 (all editions)Reference table
The following table contains the security update information for this software.
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Security update file name |
For all supported editions of Windows Server 2012: |
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For all supported editions of Windows Server 2012: |
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For all supported editions of Windows Server 2012 R2: |
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For all supported editions of Windows Server 2012 R2: |
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Installation switches |
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Restart requirement |
You must restart the system after you apply this security update. |
|
Removal information |
To uninstall an update that is installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, and then click Windows Update. Under See also, click Installed updates, and then select from the list of updates. |
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File information |
See Microsoft Knowledge Base Article 3205408 |
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Registry key verification |
Note This update does not add a registry key to validate its installation. |
Windows RT 8.1 (all editions)Reference table
The following table contains the security update information for this software.
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Deployment |
The 3205401 Monthly Only update is available via Windows Update only. |
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Restart Requirement |
You must restart the system after you apply this security update. |
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Removal Information |
Click Control Panel, click System and Security, and then click Windows Update. Under See also, click Installed updates, and then select from the list of updates. |
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File information |
Windows 10 (all editions)Reference table
The following table contains the security update information for this software.
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Security update file name |
For all supported 32-bit editions of Windows 10: |
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For all supported x64-based editions of Windows 10: |
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For all supported 32-bit editions of Windows 10 Version 1511: |
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For all supported x64-based editions of Windows 10 Version 1511: |
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For all supported 32-bit editions of Windows 10 Version 1607: |
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For all supported x64-based editions of Windows 10 Version 1607: |
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Installation switches |
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Restart requirement |
You must restart the system after you apply this security update. |
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Removal information |
To uninstall an update that is installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, and then click Windows Update. Under See also, click Installed updates, and then select from the list of updates. |
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File information |
Windows 10 RTM release notes (KB3205383)
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Registry key verification |
Note This update does not add a registry key to validate its installation. |
Windows Server 2016 (all editions)Reference table
The following table contains the security update information for this software.
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Security update file name |
For all supported x64-based editions of Windows Server 2016: |
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Installation switches |
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Restart requirement |
You must restart the system after you apply this security update. |
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Removal information |
To uninstall an update that is installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, and then click Windows Update. Under See also, click Installed updates, and then select from the list of updates. |
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File information |
Windows 10 Version 1607 and Windows Server 2016 release notes (KB3206632) |
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Registry key verification |
Note This update does not add a registry key to validate its installation. |
Help for installing updates: Support for Microsoft Update
Security solutions for IT professionals: TechNet Security Troubleshooting and Support
Help for protecting your Windows-based computer from viruses and malware: Virus Solution and Security Center
Local support according to your country: International Support
