Summary
This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow a security feature bypass if a physically present attacker installs an affected boot policy.
To learn more about the vulnerability, see Microsoft Security Bulletin MS16-140.
More Information
Important
- 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.
- 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.
- 3197873 November 2016 Security Only Quality Update for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2
- 3197874 November 2016 Security Monthly Quality Rollup for Windows 8.1, and Windows Server 2012 R2
- 3197876 November 2016 security only quality update for Windows Server 2012
- 3197877 November 2016 Security Monthly Quality Rollup for Windows Server 2012
- 3198585 Cumulative update for Windows 10: November 8, 2016
- 3198586 Cumulative update for Windows 10 Version 1511: November 8, 2016
- 3200970 Cumulative update for Windows 10 Version 1607 and Windows Server 2016: November 8, 2016
Known issues in this update
Some Lenovo servers do not start after this update is installed. Lenovo is aware of this problem and has released a UEFI update to address it. In the interim, Microsoft has changed the detection logic in the update to prevent additional customers from being affected. For more information, see https://support.lenovo.com/us/en/solutions/ht502912.
How to obtain and install the update
Method 1: Windows Update
This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, see
Turn on automatic updating in Control Panel.
Note For Windows RT 8.1, this update is available through Windows Update only.
Method 2: Microsoft Update Catalog
To get the stand-alone package for this update, go to the Microsoft Update Catalog website.
Method 3: Microsoft Download Center
You can obtain the stand-alone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.
Click the download link in Microsoft Security Bulletin MS16-140 that corresponds to the version of Windows that you are running.
More Information
Security update deployment information
Windows 8.1 (all editions)Reference table
The following table contains the security update information for this software.
| Security update file name | For all supported 32-bit editions of Windows 8.1: Windows8.1-KB3197873-x86.msu Security only |
|---|---|
| For all supported 32-bit editions of Windows 8.1: Windows8.1-KB3197874-x86.msu Monthly rollup |
|
| For all supported x64-based editions of Windows 8.1: Windows8.1-KB3197873-x64.msu Security only |
|
| For all supported x64-based editions of Windows 8.1: Windows8.1-KB3197874-x64.msu Monthly rollup |
|
| Installation switches | See Microsoft Knowledge Base article 934307 |
| 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. |
| File information | See Microsoft Knowledge Base article 3197873 See Microsoft Knowledge Base article 3197874 |
| 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.
| Security update file name | For all supported editions of Windows Server 2012: Windows8-RT-KB3197876-x64.msu Security only |
|---|---|
| For all supported editions of Windows Server 2012: Windows8-RT-KB3197877-x64.msu Monthly rollup |
|
| For all supported editions of Windows Server 2012 R2: Windows8.1-KB3197873-x64.msu Security only |
|
| For all supported editions of Windows Server 2012 R2: Windows8.1-KB3197874-x64.msu Monthly rollup |
|
| Installation switches | See Microsoft Knowledge Base article 934307 |
| 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. |
| File information | See Microsoft Knowledge Base article 3197876 See Microsoft Knowledge Base article 3197877 See Microsoft Knowledge Base article 3197873 See Microsoft Knowledge Base article 3197874 |
| 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.
| Deployment | The 3197874 Monthly Only update is available via Windows Update only. |
|---|---|
| Restart Requirement | You must restart the system after you apply this security update. |
| 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. |
| File Information | See Microsoft Knowledge Base article 3197874 |
Windows 10 (all editions)Reference table
The following table contains the security update information for this software.
| Security update file name | For all supported 32-bit editions of Windows 10: Windows10.0-KB3198585-x86.msu |
|---|---|
| For all supported x64-based editions of Windows 10: Windows10.0-KB3198585-x64.msu |
|
| For all supported 32-bit editions of Windows 10 Version 1511: Windows10.0-KB3198586-x86.msu |
|
| For all supported x64-based editions of Windows 10 Version 1511: Windows10.0-KB3198586-x64.msu |
|
| For all supported 32-bit editions of Windows 10 Version 1607: Windows10.0-KB3200970-x86.msu |
|
| For all supported x64-based editions of Windows 10 Version 1607: Windows10.0-KB3200970-x64.msu |
|
| Installation switches | See Microsoft Knowledge Base article 934307 |
| 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. |
| File information | See Microsoft Knowledge Base article 3198585 See Microsoft Knowledge Base article 3198586 See Microsoft Knowledge Base article 3200970 |
| 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.
| Security update file name | For all supported x64-based editions of Windows 10: Windows10.0-KB3200970-x64.msu |
|---|---|
| Installation switches | See Microsoft Knowledge Base article 934307 |
| 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. |
| File information | See Microsoft Knowledge Base article 3200970 |
| Registry key verification | Note This update does not add a registry key to validate its installation. |
How to obtain help and support for this security update
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