November 12, 2024-KB5046547 Cumulative Update for .NET Framework 3.5, 4.8 and 4.8.1 for Windows Server 2022

Release Date:November 12, 2024

Version: .NET Framework 3.5, 4.8 and 4.8.1

Summary

This article describes the security and cumulative update for 3.5, 4.8 and 4.8.1 for Windows Server 2022.

Security Improvements

Security Feature Bypass vulnerability This security update addresses a security feature bypass vulnerability when using SecUtility.RandomByte

Information Disclosure vulnerability This security update addresses an information disclosure vulnerability with the performance counter.

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.

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

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

5046265 Description of the Cumulative Update for .NET Framework 3.5 and 4.8 for Windows Server 2022 (KB5046265)
5046264 Description of the Cumulative Update for .NET Framework 3.5 and 4.8.1 for Windows Server 2022 (KB5046264)

Release Channel	Available	Next Step
Windows Update and Microsoft Update	Yes	None. This update will be downloaded and installed automatically from Windows Update.
Windows Update for Business	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 operating system update will offer, as applicable, and individual .NET Framework product updates will be installed. For more information about individual .NET Framework product updates see additional information about this update section. This update will automatically sync with WSUS if you configure as follows: Product: Windows Server 2022 Classification: Security Updates