.NET Framework January 2023 Cumulative Update Preview

Salini Agarwal

[01/27/2023] revised to add windows 11 version 22H2

Today, we are releasing the January 2023 Cumulative Update Preview Updates for .NET Framework.

Quality and Reliability

WPF1
  • Addresses an issue in propagation of ElementHost controls Visible property to underlying HwndWrapper.
  • Addresses an issue that restores VirtualizingScrollPanel scrolling behavior for CollectionChange event.
  • Addresses an issue to ignore Win32LastError when calling GetWindowText and GetWindowTextLength methods.
  • Addresses Null Reference Exception when ToolTip is visible property is overridden to be always be false.
Networking
  • Addresses an issue in the Socket.EndReceiveFrom method that may lead to AccessViolationException in rare scenarios.

1 Windows Presentation Foundation (WPF)

Getting the Update

The Cumulative Update Preview is available via Windows Update and Microsoft Update Catalog.

Note: Customers that rely on Windows Update will automatically receive the .NET Framework version-specific updates. Advanced system administrators can also take use of the below direct Microsoft Update Catalog download links to .NET Framework-specific updates. Before applying these updates, please ensure that you carefully review the .NET Framework version applicability, to ensure that you only install updates on systems where they apply.

The following table is for Windows 10+ versions.

 

Product Version Cumulative Update
Windows 11, version 21H2 5022479
.NET Framework 3.5, 4.8 Catalog 5022406
.NET Framework 3.5, 4.8.1 Catalog 5022409
Windows 10 22H2 5022478
.NET Framework 3.5, 4.8 Catalog 5022405
.NET Framework 3.5, 4.8.1 Catalog 5022408
Windows 10 21H2 5022476
.NET Framework 3.5, 4.8 Catalog 5022405
.NET Framework 3.5, 4.8.1 Catalog 5022408
Windows 10 Version 20H2 5022474
.NET Framework 3.5, 4.8 Catalog 5022405
.NET Framework 3.5, 4.8.1 Catalog 5022408
Windows 11, version 22H2
.NET Framework 3.5, 4.8.1 Catalog 5022404

 

Previous Monthly Rollups

The last few .NET Framework updates are listed below for your convenience: