Microsoft has released out of band updates for the Windows Server 2012 R2 and the Windows Server 2019. The emergency update KB5010215 will need to be deployed on a Windows Server 2012 R2 that has been patched with the December 14 security update. And, the security update KB5010196 is for Windows Server 2019.
KB5010215 Security Update for Windows Server 2012 R2
The security update KB5010215 seeks to fill the gaps that seem to have been left wide open after the deployment of the December security update KB5008285. A few issues came to the fore after deployment of the KB5008285 update on Windows Server 2012 R2:
- degraded performance on the server after deployment of the KB5008285 security update.
- slow sign in to the Windows Server 2012 R2
- black screen issue that affects the Windows Server 2012 R2 after deployement of the security update KB5008285.
- inability to make use of the Remote desktop connection to connect to the Windows Server 2012 R2.
To fix these performance issues and the RDP issue on Windows Server 2012 R2, the security update KB5010215 has been published on 4th January. The download information for the emergency out of band update has been listed below:
- KB5010215 cannot be automatically downloaded through Windows Update.
- KB5010215 cannot be applied automatically using the Windows Server Update Service (WSUS).
- KB5010215 can be downloaded manually from the Microsoft Update catalog. The update weighs 40.1 MB and can be downloaded from this page. This update is for the 64 bit AMD64 processors.
- KB5010215 security update is available on the Microsoft Update catalog on this page – https://www.catalog.update.microsoft.com/Search.aspx?q=KB5010215
The emergency patch may require a server reboot, and so you may want to apply it as part of a maintenance window. If you are unable to install these security updates immediately, and you are experiencing performance issues on the Windows Server 2012 R2, you may decide to uninstall the last security update KB5008285.
Windows Server 2019 Emergency Update KB5010196
Microsoft has released a new emergency out of band update for Windows Server 2019. This update will seek to fill the performance holes that have risen after the application of the December security update on Windows Server 2019. KB5008218 was the cumulative security update that was released on 14th December to resolve security vulnerabilities on Windows Server 2019. After applying the KB5010196 security update, the Windows Server 2019 build will change to 17763.2369.
The following issues were found to have risen after applying the December security update KB5008218 on Windows Server 2019:
- Windows Server 2019 stops responding after applying the December cumulative security update KB5008218.
- Black screen issue affects the Windows Server 2019 after the installation of security update KB5008218.
- Degraded server performance results after application of the security update KB5008218.
Since this is an out of band update, you will need to download it manually.
- KB5010196 cannot be downloaded and applied automatically through the Windows Update.
- KB5010196 cannot be downloaded and applied automatically through the Windows Server Update Service (WSUS).
- You can download the KB5010196 emergency update through the Microsoft Update catalog.
- KB5010196 can be downloaded from the following page for 64 bit AMD64 processors. The update weighs 554.7 MB.
- Information about the KB5010196 security update can be found on this page – https://www.catalog.update.microsoft.com/Search.aspx?q=KB5010196
This emergency update may need a server reboot to complete the process. So, please plan for a maintenance window to implement the emergency update KB5010196 on the Windows Server 2019.
If you are unable to install these security updates immediately, and you are experiencing performance issues on the Windows Server 2019, you may decide to uninstall the last security update KB5008218. That should take care of the RDP and black screen issue until you decide to implement the security update together with the emergency update KB5010215.
Both the cumulative security updates, KB5010196 and KB5010215 have were made available on 4th January. That is inside 3 weeks of the original date of publishing the security updates KB5008218 and KB5008285.
You may also like to read the following content related to Windows Updates:
- December Security Update Downloads – Microsoft
- Security Update for Windows 10 21H1 – KB5008212
- KB5008218 Security Update for Windows 10 Version 1809
- Security update for Windows Server 2022 – KB5008223
- Windows 10 Security Update for December – KB5008230
- Windows 11 Security Update for December – KB5008215
- Security Update for Windows Server 2012 R2 – KB5008285
- Microsoft Windows Server 2012 – KB5008255 – Security Update
- December Security Update for Windows Server 2016 – KB5008207
- Security Update KB5008212 for Windows Server 2004 Version
- Monthly Rollup Security Update KB5008277 for Windows Server 2012
Rajesh Dhawan is a technology professional who loves to blog about smart wearables, Cloud computing and Microsoft technologies. He loves to break complex problems into manageable chunks of meaningful information.