Patchday: Windows 8.1/Server 2012 Updates (October 12, 2021)

Windows[German]On October 12, Microsoft released various updates for Windows 8.1. However, these security updates are also available for Windows Server 2012 R2. Here is some information on the Monthly Rollup and Security only updates for these operating systems.


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Updates for Windows 8.1 and Windows Server 2012 R2

A rollup and security-only update have been released for Windows 8.1 and Windows Server 2012 R2. The update history for Windows 8.1 and Windows Server 2012 R2 can be found on this Microsoft page.

KB5006714 (Monthly Rollup) for Windows 8.1/Server 2012 R2

Update KB5006714 (Monthly Rollup for Windows 8.1 and Windows Server 2012 R2) contains enhancements and fixes, and addresses the following issues.

  • Addresses an issue in which a user does not have a way to track DCOM activation failures on a server that is running Windows Server 2012 R2.
  • Addresses an issue in which an Internet print server cannot package the driver to send to the client.
  • Implements a Group Policy setting for the following registry value (see KB5005010):
    • Registry location: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows NT\Printers\PointAndPrint
      Value name: RestrictDriverInstallationToAdministrators
      Value data: 1
  • Adds the ability to configure period or dot (.) delimited IP addresses interchangeably with fully qualified host names in the following Group Policy settings:
  • Addresses an issue in which Security Account Manager (SAM) events are not displayed properly in the Event Viewer.
  • In Internet Explorer 11 for Windows 8.1 and Windows Server 2012 R2, certain circumstances might cause Enterprise Mode Site List redirection from Internet Explorer 11 to Microsoft Edge to open the site in multiple tabs in Microsoft Edge.

This update is automatically downloaded and installed by Windows Update, but is also available from the Microsoft Update Catalog and via WSUS. If installing manually, the latest Servicing Stack Update (SSU KB5001403) must be installed beforehand – although this SSU cannot be uninstalled.

Microsoft is aware of the following issue related to the update: Certain operations, such as renaming, that you perform for files or folders on a Cluster Shared Volume (CSV) may fail with the error "STATUS_BAD_IMPERSONATION_LEVEL (0xC00000A5)". This occurs when you perform the operation on a CSV owner node from a process that does not have administrator privileges. The KB article suggests a workaround to fix this. Details can be found in the KB article.

KB5006729 (Security-only update) for Windows 8.1/Server 2012 R2

Update KB5006729 (Security Only Quality Update for Windows 8.1 and Windows Server 2012 R2) addresses the following item.


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This update contains miscellaneous security improvements to internal OS functionality. No additional issues were documented for this release.

The update is distributed via WSUS (but not via Windows Update) or is available from the Microsoft Update Catalog. Bei  If installing manually, the latest Servicing Stack Update (SSU) KB5001403. In addition, the Internet Explorer 11 security update KB5006671 from Oct. 2021 should be installed.

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