https://www.bleepingcomputer.com/news/microsoft/windows-10-kb5049981-update-released-with-new-byovd-blocklist/

Microsoft has released the KB5049981 cumulative update for Windows 10 22H2 and Windows 10 21H2, which contains an updated Kernel driver blocklist to prevent Bring Your Own Vulnerable Driver (BYOVD) attacks.

The Windows 10 KB5049981 update is mandatory as it contains Microsoft's January 2025 Patch Tuesday security updates.