Windows Server emergency update fixes Hyper-V VM freezes, restart issues

Microsoft has released an emergency update to address a known issue causing some Hyper-V virtual machines with Windows Server 2022 to freeze or restart unexpectedly. These problems mainly impact Azure confidential VMs, which are designed to protect data while being processed, not just when it's transmitted or stored. Redmond has addressed this issue with the KB5061906 out-of-band (OOB) cumulative update for Windows Server 2022, which supersedes all previous updates. Microsoft says this OOB update fixes "An issue in the direct send path for a guest physical address (GPA) where confidential virtual machines running on Hyper-V with Windows Server 2022 might intermittently stop responding or restart unexpectedly, affecting service availability and requiring manual intervention." "This issue primarily affects Azure confidential VMs and is not expected to impact standard in-market Hyper-V deployments, except in rare cases involving preview or pre-production configuration," Microsoft adde ... Read full article.