May 14, 2024-KB5038075 Cumulative Update for .NET Framework 3.5 and 4.8.1 for Microsoft server operating system, version 23H2
Applies To
.NETRelease Date:
May 14, 2024Version:
.NET Framework 3.5 and 4.8.1The May 14, 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
There are no new security improvements in this release. This update is cumulative and contains all previously released security improvements.
Quality and Reliability Improvements
CLR1 |
- Addresses an issue where crashes can occur if several threads all concurrently query the ITypeInfo implementation of the same managed type. - Addresses an issue with ISymUnmanagedReader::GetMethodsFromDocumentPosition and ISymUnmanagedReader2::GetMethodsInDocument API's might result in incorrect results under certain circumstances. |
.NET Libraries |
- Addresses an issue which can be triggered in the fbx file parser. - Addresses an issue to use MIST validated implementations of FIPS algorithms. |
.NET Fundamentals |
- Addresses an issue with wildcard format changes introduced in IIS 10. |
WPF2 |
- Addresses an issue where apps crash when calling GetWindowText and GetWindowTextLength methods. |
1Common Language Runtime (CLR)
2Windows Presentation Foundation (WPF)
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: 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
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Protect yourself online and at home: Windows Security support
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Local support according to your country: International Support