Summary
To learn more about the vulnerability, see Microsoft Security Bulletin MS17-023.
More Information
- All future security and nonsecurity updates for Windows Server 2012 R2, Windows 8.1, and Windows RT 8.1 require the installation of update 2919355. We recommend that you install update 2919355 on your Windows Server 2012 R2-based, Windows 8.1-based, or Windows RT 8.1-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 require before you install this update. For more information, see Add language packs to Windows.
- This update applies to the Windows operating systems that are listed in the "Applies to" section in this article. If you want to install Adobe Flash Player update on an earlier version of Windows, try Adobe Flash Player download.
How to obtain and install the update
Method 1: Windows Update
Method 2: Microsoft Update Catalog
Security update deployment
Windows 8.1 (all editions)
Reference table
The following table contains the security update information for this software.
Security update file name | For Adobe Flash Player on all supported 32-bit editions of Windows 8.1: |
| For Adobe Flash Player on all supported x64-based editions of Windows 8.1: |
Installation switches | |
Restart requirement | A system restart is required after you apply this security update. |
Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under "See also," click Installed updates and select from the list of updates. |
File information | |
Registry key verification | Note A registry key does not exist to validate the presence of this update. |
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 Adobe Flash Player on all supported editions of Windows Server 2012: |
| For Adobe Flash Player on all supported editions of Windows Server 2012 R2: |
Installation switches | |
Restart requirement | A system restart is required after you apply this security update. |
Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under "See also," click Installed updates and select from the list of updates. |
File information | |
Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows RT 8.1 (all editions)
Reference table
The following table contains the security update information for this software.
Deployment | The 4014329 monthly rollup update is available via Windows Update only. |
Restart requirement | A system restart is required after you apply this security update. |
Removal information | Click Control Panel, click System and Security, click Windows Update, and then under "See also," click Installed updates and select from the list of updates. |
File information |
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: |
| For all supported x64-based editions of Windows 10: |
| For all supported 32-bit editions of Windows 10 Version 1511: |
| For all supported x64-based editions of Windows 10 Version 1511: |
| For all supported 32-bit editions of Windows 10 Version 1607: |
| For all supported x64-based editions of Windows 10 Version 1607: |
Installation switches | |
Restart requirement | A system restart is required after you apply this security update. |
Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under "See also," click Installed updates and select from the list of updates. |
File information | |
Registry key verification | Note A registry key does not exist to validate the presence of this update. |
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 editions of Windows Server 2016: |
Installation switches | |
Restart requirement | A system restart is required after you apply this security update. |
Removal information | To uninstall an update installed by WUSA, use the /Uninstall setup switch or click Control Panel, click System and Security, click Windows Update, and then under "See also," click Installed updates and select from the list of updates. |
File information | |
Registry key verification | Note A registry key does not exist to validate the presence of this update. |
Windows Server 2012 file information
Windows 8.1 and Windows Server 2012 R2 file information
File information
The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.
Windows 8.1, Windows RT 8.1 and Windows Server 2012 R2 file information
The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.