New Windows 8.1 Patch Tuesday update tackles Windows Server VM bug

through Alexandre Poloboc

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With an irresistible desire to always get to the bottom of things and find out the truth, Alex has spent most of his time working as a journalist, presenter, as well as on television and radio… Read more

  • Thought Windows 10 and 11 were the only ones getting Patch Tuesday updates?
  • Nothing could be further from the truth, in fact, as outdated versions such as Windows 8.1 also do.
  • However, unlike the patches for new versions of the operating system, this one contains more fixes.
  • We’ve included the full list of fixes, improvements, and known issues in this article.

Windows 8.1

Yes, we’re back with another Patch Tuesday goodie bag, but this time we’re going to be talking about Windows 8.1, instead of the usual Windows 10 or 11.

And, if you’re wondering if these outdated OS versions are still getting security patches and updates, the answer is yes, they still are.

While we’re talking about Patch Tuesday and updates, be sure to check out Adobe’s monthly software bundle, the list of Windows 10 CVEs addressed, the Windows 11 section, as well as the article with direct download links .

What’s new in Windows 8.1?

During this month’s security patch rollout, Microsoft also announced the release of KB5010419, which is the cumulative update for Windows 8.1 and Windows Server 2012 R2.

However, unlike the Windows 11 Patch Tuesday Update, which has a slim set of release notes, the Windows 8.1 Update has a rather long list of release notes and issues.

According to many users, the highlight of this release is the fix that resolves an issue in which virtual machines (VMs) on a Windows server with Unified Extensible Firmware Interface (UEFI) enabled do not boot after installing Windows January 11, 2022. update.

Other improvements and fixes added this month include:

  • Updates DST to start in February 2022 instead of March 2022 in Jordan.
  • Addresses an issue in which Windows stops running with an IRQL_NOT_LESS_OR_EQUAL error.
  • Addresses an issue in which a Lightweight Directory Access Protocol (LDAP) modify operation that contains the SamAccountName with the User Account Control fails with “Error: 0x20EF The directory service encountered an unknown failure.”

Known issues

Symptom Workaround
Some operations, such as Rename, that you perform on files or folders that are on a Cluster Shared Volume (CSV) may fail with the error “STATUS_BAD_IMPERSONATION_LEVEL (0xC00000A5)”. This happens when you perform the operation on a CSV owner node from a process that does not have administrator privileges. Perform one of the following operations:Perform the operation from a process that has administrator privileges.Perform the operation from a node that does not have CSV ownership.Microsoft is working on a resolution and will provide an update in a future release.
After installing updates released on January 11, 2022 or later updates, applications that use the Microsoft .NET Framework to acquire or set Active Directory forest trust information may fail, close, or you may receive an application or Windows error. You may also receive an access violation error (0xc0000005).Note for developers: Affected applications use the System.DirectoryServices API. To resolve this issue manually, apply out-of-band updates for the version of .NET Framework used by the application.To note These out-of-band updates are not available from Windows Update and will not install automatically. To get the standalone package, find the Knowledge Base number for your version of Windows and .NET Framework in the Microsoft Update Catalog. You can manually import these updates into Windows Server Update Services (WSUS) and Microsoft Endpoint Configuration Manager. For instructions on WSUS, see WSUS and the catalog site. For instructions on Configuration Manager, see Import updates from the Microsoft Update Catalog. For instructions on how to install this update for your operating system, see the Knowledge Base articles listed below: KB5011257.NET Framework 4.7.2 KB5011259Windows Server 2016: .NET Framework 4.8 KB5011264. NET Framework 4.6.2, 4.7, 4.7.1, or 4.7.2 KB5011329Windows Server 2012 R2: .NET Framework 4.8 KB5011266.NET Framework 4.6, 4.6, 4.6. KB5011263.NET Framework 4.5.2 KB5011261Windows Server 2012: .NET Framework 4.8 KB5011265 .2 KB5011262.NET Framework 4.5.2 KB5011260

If you are still using Windows 8.1 and want to install this update, just open Windows Update and apply all available updates.

You will also be offered the latest servicing stack update (KB5001403) automatically, which should improve the reliability of the update installation process.

Have you downloaded your Patch Tuesday-specific security update yet? Let us know in the comments section below.

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