KB5058385: Desktop Windows Manager (DVM)] Fixed

May 13, 2025—KB5058385 (OS Build 20348.3692)

Improvements
This security update includes quality improvements. he following summary outlines key issues addressed by the KB update after you install it. Also, included are available new features. The bold text within the brackets indicates the item or area of the change.

• [Desktop Windows Manager (DVM)] Fixed: This update addresses an issue that affects the DWM, where it stops responding due to an access error in dwmredir.dll during remote session while connection or disconnection, resulting in a black or grey screen.
• [Graphics kernel] Fixed: This update addresses an issue that occurs when starting a new console session after closing the previous one, and the new session doesn't start successfully.
• [Secure Boot Advanced Targeting (SBAT) and Linux Extensible Firmware Interface (EFI)]​​​​​​​ This update applies improvements to SBAT for the detection of Linux systems
• [Windows Kernel Vulnerable Driver Blocklist file (DriverSiPolicy.p7b)] This update adds to the list of drivers that are at risk for Bring Your Own Vulnerable Driver (BYOVD) attacks.

If you installed earlier updates, your device downloads and installs only the new updates contained in this package.

For more information about security vulnerabilities, please refer to the Security Update Guide and the May 2025 Security Updates.