Windows 10 KB5000802

Windows 10 KB5000802 is rolling out now for operating system builds 19041.867 and 19042.867. The KB5000802 update brings several security updates which highlight this release. There are security updates for Microsoft Office and basic operations around the Windows 10 operating system. Additionally, there is a security update for the Windows user interface which makes this update different than a typical update.

The following are the highlights of version KB5000802:

  • Updates to improve security when Windows performs basic operations.
  • Updates to improve security when using Microsoft Office products.
  • Updates security for the Windows user interface.

The following are the improvements and fixes found in version KB5000802:

  • 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.

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.

Note:This release also contains updates for Microsoft HoloLens (OS Build 19041.1140) released March 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 an elevation of privilege security vulnerability documented in CVE-2021-1640 related to print jobs submitted to “FILE:” ports. After installing Windows updates from March 9, 2021 and later, print jobs that are in a pending state before restarting the print spooler service or restarting the OS will remain in an error state. Manually delete the affected print jobs and resubmit them to the print queue when the print spooler service is online.
  • Security updates to the Windows Shell, Windows Fundamentals, Windows Management, Windows Apps, Windows User Account Control (UAC), Windows Virtualization, the Windows Kernel, the Microsoft Graphics Component, Internet Explorer, Microsoft Edge Legacy, and Windows Media.