VMware has launched a vSphere ESXi replace to handle a identified concern inflicting some Home windows Server 2022 digital machines to not boot after putting in this month’s KB5022842 replace.
Microsoft first acknowledged the issue on Thursday when the corporate stated it solely impacts VMs with Safe Boot enabled and working on vSphere ESXi 6.7 U2/U3 or vSphere ESXi 7.0.x.
Though Redmond says that solely VMware ESXi VMs are affected, some Windows admin reports trace at different hypervisor platforms (together with naked metallic) being impacted by related boot issues after deploying this month’s updates.
“The Home windows replace bundle delivers a brand new type of digital signature on the EFI bootloader, which UEFI Safe Boot incorrectly rejects. Because of this, digital machines may fail to find a bootable working system and never boot,” VMware defined as we speak.
VMware launched ESXi 7.0 Replace 3к, which resolves this identified concern and can permit admins to revive affected VMs that had been not booting.
“In case you already face the problem, after patching the host to ESXi 7.0 Replace 3k, simply energy on the affected Home windows Server 2022 VMs,” VMware says.
“After you patch a number to ESXi 7.0 Replace 3k, you possibly can migrate a working Home windows Server 2022 VM from a number of model sooner than ESXi 7.0 Replace 3k, set up KB5022842, and the VM boots correctly with none extra steps required.”
Workaround additionally obtainable
VMware additionally supplies a number of non permanent workarounds for admins with affected hosts who cannot instantly deploy as we speak’s replace.
To do this, admins can take one of many following measures:
- Improve the ESXi Host the place the digital machine in query is working to vSphere ESXi 8.0
- Disable “Safe Boot” on the VMs.
- Don’t set up the KB5022842 patch on any Home windows 2022 Server digital machine till the problem is resolved.
The Safe Boot choice can be disabled for every VM as a brief repair utilizing the next process:
- Energy off the VM.
- Proper-click the digital machine and click on Edit Settings.
- Click on the VM Choices tab.
- Beneath Boot Choice, uncheck the “Safe Boot enabled“
Sadly, should you’ve already put in the KB5022842 Home windows Server 2022 cumulative replace, uninstalling it is not going to resolve the problem. The one answer is to improve to ESXi 7.0 Replace 3k or disable Safe Boot.
Microsoft can be engaged on addressing a identified concern inflicting WSUS servers upgraded to Home windows Server 2022 to fail to push February 2022 Windows 11 22H2 updates to shoppers.