Win Update KB5020695 Cumulative Update .NET Framework 3.5, 4.8, and 4.8.1 (21H2) - Nov. 8


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November 8, 2022 - KB5020695 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows 11​


Summary​

This article describes the Cumulative Update for 3.5, 4.8 and 4.8.1 for Windows 11.

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.
  • 5020617 Description of the Cumulative Update for .NET Framework 3.5 and 4.8 for Windows 11 (KB5020617)
  • 5020624 Description of the Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows 11 (KB5020624)

How to get this update​

Release ChannelAvailableNext Step
Windows Update and Microsoft UpdateYesNone. This update will be downloaded and installed automatically from Windows Update.
Windows Update for BusinessYesNone. This update will be downloaded and installed automatically from Windows Update.
Microsoft Update CatalogYesTo get the standalone package for this update, go to the Microsoft Update Catalog website.
Windows Server Update Services (WSUS)YesThis update will automatically sync with WSUS if you configure as follows:
Product:Windows 11
Classification: Security Updates

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