Applies to:

Microsoft .NET Framework 3.5 Microsoft .NET Framework 4.6.2 Microsoft .NET Framework 4.7 Microsoft .NET Framework 4.7.1 Microsoft .NET Framework 4.7.2 Microsoft .NET Framework 4.8

IMPORTANT

This update is included in the Security and Quality Rollup that's dated November 8, 2022. Parts of this update were previously released in the rollup that's dated May 10, 2022.

REMINDER

  • All updates for .NET Framework 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, and 4.7.2 require that the d3dcompiler_47.dll update is installed. We recommend that you install the included d3dcompiler_47.dll update before you apply this update. For more information about the d3dcompiler_47.dll, see KB 4019990.

  • 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.

Summary

The November 8, 2022 update for Windows Server 2012 includes Security and Quality Rollup improvements. We recommend that you apply this update as part of your regular maintenance routines.

Security Improvements

This security update addresses a vulnerability which exists in System.Data.SqlClient and Microsoft.Data.SqlClient libraries where a timeout occurring under high load can cause incorrect data to be returned as the result of an asynchronously executed query or command. For more information please see CVE-2022-41064.

Quality and Reliability Improvements

For a list of improvements that were released with this update, please see the article links in the Additional Information section of this article.

Known issues in this update

Microsoft is not currently aware of any issues in this update.

Additional information about this update

The following articles contain additional information about this update as it relates to individual product versions.

  • 5013635 Description of the Security and Quality Rollup for .NET Framework 3.5 for Windows Server 2012 (KB5013635)

  • 5020628 Description of the Security and Quality Rollup for .NET Framework 4.6.2, 4.7, 4.7.1, 4.7.2 for Windows Server 2012 (KB5020628)

  • 5020618 Description of the Security and Quality Rollup for .NET Framework 4.8 for Windows Server 2012 (KB5020618)

How to get this update

Release Channel

Available

Next Step

Windows Update and Microsoft Update

Yes

None. This update will be downloaded and installed automatically from Windows Update.

Microsoft Update Catalog

Yes

To get the standalone package for this update, go to the Microsoft Update Catalog website.

Windows Server Update Services (WSUS)

Yes

This update will automatically sync with WSUS if you configure as follows:

Product:Windows Server 2012

Classification: Security Updates

How to obtain help and support for this update

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