Windows Server 2019
Microsoft fixes Windows Server bug causing cluster, VM issues
Microsoft has resolved a known issue that triggers Cluster service and VM restart issues after installing July’s Windows Server 2019 security updates. The company acknowledged the bug in a private advisory seen by GeekFeed three weeks ago and asked businesses to reach out for support to mitigate the cluster issues. As Redmond explained at the time, the […]
Microsoft: Windows Server KB5062557 causes cluster, VM issues
Microsoft is asking businesses to reach out for support to mitigate a known issue causing Cluster service and VM restart issues after installing this month’s Windows Server 2019 security updates. As the company explains in a private advisory seen by GeekFeed, the Cluster service (a system component essential to cluster operation) might fail to function correctly […]
Microsoft fixes Windows Server auth issues caused by April updates
Microsoft has fixed a known issue causing authentication problems on Windows Server domain controllers after installing the April 2025 security updates. Platforms affected by these problems include Windows Server 2016, Windows Server 2019, Windows Server 2022, and the latest version, Windows Server 2025. However, as Microsoft further explained when it acknowledged this known issue in early […]
New Windows Server emergency updates fix container launch issue
Microsoft has released emergency Windows Server updates to address a known issue preventing Windows containers from launching. The issue affects only containers running under Hyper-V isolation mode, which allows multiple containers to run simultaneously on a single Windows host inside separate virtual machines. “This update fixes an issue caused by 2025.04 B container images released […]
Microsoft: New Windows updates fix Active Directory policy issues
Microsoft has released out-of-band (OOB) Windows updates to address a known issue affecting local audit logon policies in Active Directory Group Policy. As the company explained, these local policy issues might only manifest as a reporting inconsistency since it’s possible that logon and logoff events are correctly being audited on some of the affected devices. […]
Microsoft 365 apps crash on Windows Server after Office update
Microsoft says a known issue is causing Classic Outlook and Microsoft 365 applications to crash on Windows Server 2016 or Windows Server 2019 systems. This confirmation comes after many customers reported over the last several days that Microsoft Outlook and Office 365 apps like Excel, Word, Outlook, and PowerPoint crashed within 15 seconds of launch. Redmond says the root […]
Microsoft blames Windows Server 2025 automatic upgrades on 3rd-party tools
Microsoft has finally confirmed that some Windows Server 2019 and 2022 systems were “unexpectedly” upgraded to Windows Server 2025 on devices if updates were managed using third-party patch management tools. The company also updated the Windows release health dashboard on November 6 to say that Windows Server 2025 is now offered as an optional update on Windows […]
Windows Update downgrade attack “unpatches” fully-updated systems
SafeBreach security researcher Alon Leviev revealed at Black Hat 2024 that two zero-days could be exploited in downgrade attacks to “unpatch” fully updated Windows 10, Windows 11, and Windows Server systems and reintroduce old vulnerabilities. Microsoft issued advisories on the two unpatched zero-days (tracked as CVE-2024-38202 and CVE-2024-21302) in coordination with the Black Hat talk, […]
July Windows Server updates break Remote Desktop connections
Microsoft has confirmed that July’s security updates break remote desktop connections in organizations where Windows servers are configured to use the legacy RPC over HTTP protocol in the Remote Desktop Gateway. “Windows Servers might affect Remote Desktop Connectivity across an organization if legacy protocol (Remote Procedure Call over HTTP) is used in Remote Desktop Gateway. […]