January 10, 2023—KB5022287 (OS Build 22000.1455)
- This update addresses security issues for your Windows operating system.
This security update includes quality improvements. When you install this KB:
- This update addresses issues that affect the Local Session Manager (LSM). These issues might allow users who do not have admin rights to perform actions that only an admin can.
- This update addresses a known issue that affects apps that use Microsoft Open Database Connectivity (ODBC) SQL Server Driver (sqlsrv32.dll) to connect to databases. The connection might fail. You might also receive an error in the app, or you might receive an error from the SQL Server.
- This update addresses an issue that might affect startup on some Windows devices. They might receive an error (0xc000021a) and have a blue screen.
If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.
For more information about security vulnerabilities, please refer to the Security Update Guide website and the January 2023 Security Updates.
Windows 11 servicing stack update – 22000.1270
This update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.
Known issues in this update
Microsoft is not currently aware of any issues with this update.
How to get this update
Special instructions for Windows Recovery Environment (WinRE) devices
Devices with Windows Recovery Environment (WinRE) will need to update both Windows and WinRE to address security vulnerabilities in CVE-2022-41099. Installing the update normally into Windows will not address this security issue in WinRE. For guidance on how to address this issue in WinRE, please see CVE-2022-41099.
Before installing this update
Microsoft combines the latest servicing stack update (SSU) for your operating system with the latest cumulative update (LCU). For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.
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 in accordance with configured policies.|
|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 Products and Classifications as follows:
Product: Windows 11
Classification: Security Updates
If you want to remove the LCU
To remove the LCU after installing the combined SSU and LCU package, use the DISM/Remove-Package command line option with the LCU package name as the argument. You can find the package name by using this command: DISM /online /get-packages.
Running Windows Update Standalone Installer (wusa.exe) with the /uninstall switch on the combined package will not work because the combined package contains the SSU. You cannot remove the SSU from the system after installation.
For a list of the files that are provided in this update, download the file information for cumulative update 5022287.
For a list of the files that are provided in the servicing stack update, download the file information for the SSU – version 22000.1270.
KB5022287 MSU file from Microsoft Update Catalog
Download KB5022287 MSU for Windows 11 v21H2 64-bit (x64) – 315.1 MB
Download KB5022287 MSU for Windows 11 v21H2 ARM64 – 432.7 MB