Last Updated on October 12, 2021 by Mathew Diekhake

Windows 10 KB4601319

The following are the highlights found in version KB4601319:

  • Updates to improve security when using input devices such as a mouse, keyboard, or pen.
  • Updates for verifying usernames and passwords.

The following are the improvments and fixes found in version KB4601319:

Windows 10, version 20H2

  • This security update includes quality improvements. Key changes include:
  • This build includes all the improvements from Windows 10, version 2004.
  • No additional issues were documented for this release.
Windows 10, version 2004

Note: This release also contains updates for Microsoft HoloLens (OS Build 19041.1136) released February 9, 2021. Microsoft will release an update directly to the Windows Update Client to improve Windows Update reliability on Microsoft HoloLens that have not updated to this most recent OS Build.

  • This security update includes quality improvements. Key changes include:
  • Addresses a possible elevation of privilege vulnerability in the win32k component.
  • Addresses an issue that might damage the file system of some devices and prevent them from starting up after running chkdsk /f.
  • Updates the Netlogon Elevation of Privilege Vulnerability (CVE-2020-1472) to enable Enforcement mode.
  • Security updates to the Windows App Platform and Frameworks, Windows Apps, Windows Input and Composition, Windows Cloud Infrastructure, Windows Management, Windows Authentication, Windows Fundamentals, Windows Cryptography, Windows Virtualization, Windows Core Networking, and Windows Hybrid Cloud Networking.