November 12, 2024-KB5046270 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2
Applies To
.NETRelease Date:November 12, 2024
Version: .NET Framework 3.5 and 4.8.1
The November 12, 2024 update for Microsoft server operating system, version 23H2 includes security and cumulative reliability improvements in .NET Framework 3.5 and 4.8.1. We recommend that you apply this update as part of your regular maintenance routines. Before you install this update, see the Prerequisites and Restart requirement sections.
Summary
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
|
ASP.NET |
- Addresses an issue where "The type initializer for ‘System.Web.UI.Util’ threw an exception." error with design-time compilation in Visual Studio for .NET Framework ASP.Net projects. |
|
CLR1 |
- Address an issue where in rare cases where an infinite loop could occur when a thread enters CLR for the first time. - Address an issue in cases where incorrect interface call devirtualization could occur when JIT optimizations are enabled. - Addresses an issue with out of memory exceptions during garbage collection while running applications running under job limits. |
|
.NET Fundamentals |
- Addresses an issue with .NET API UserPrincipal.GetAuthorizationGroups to retrieve the Membership of a particular user. |
1Common Language Runtime (CLR)
Known issues in this update
Microsoft is not currently aware of any issues in this update.
How to get this update
Install 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. |
|
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 update will automatically sync with WSUS if you configure as follows: Product: Microsoft server operating system, version 23H2 Classification: Security Updates |
File information
For a list of the files that are provided in this update, download the file information for cumulative update.
Prerequisites
To apply this update, you must have .NET Framework 3.5 or 4.8.1 installed.
Restart requirement
You must restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET Framework-based applications before you apply this update.
How to obtain help and support for this update
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Help for installing updates: Windows Update FAQ
-
Protect yourself online and at home: Windows Security support
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Local support according to your country: International Support
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