Windows Server 2022 build 20348.2031 (KB5031364) — release notes, known issues

• Issue Known issue After installing this update on virtual machines (VMs) running on VMware ESXi hosts, Windows 2022 might fail to start up. Affected VMs will receive an error with a blue screen and Stop code : PNP DETECTED FATAL ERROR. This issue only affects guest VMs with the following configuration on VMware ESXi hosts only: AMD Epyc physical processor "Expose IOMMU to guest OS" enabled in VMware settings for the VM. “Enable Virtualization Based Security” enabled in Windows Server 2022. " System Guard Secure Launch " enabled in Windows Server 2022. Workaround: This issue is addressed in KB5032198 .

Microsoft's release notes for KB5031364 ›

• Issue Microsoft Releases Emergency KB5061906 Update to Fix Critical Hyper-V VM Issues on Windows Server 2022 0 replies · Jun 2, 2025

• Issue Microsoft Releases Emergency KB5061906 Update to Fix Critical Hyper-V VM Issues on Windows Server 2022 Jun 2, 2025 · names this build

• Thread WSUS on the fritz again 184 replies · Jan 17, 2025

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