CVE-2026-90040 KVM: SEV: Forcefully invalidate SNP VMSA if its backing gmem page is zapped

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Forcefully invalidate SNP VMSA if its backing gmem page is zapped Wire up a gmeminvalidaterange call for SNP VMs, and use it to force vCPUs to reload/recheck their guest-provided VMSA if the backing gmem page is being...

Linux Distros Unpatched Vulnerability : CVE-2026-90040

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: SEV: Forcefully invalidate SNP VMSA if its backing gmem page is zapped Wire up a gmeminvalidaterange call for SNP VMs, and use it to force vCPUs to...

PT-2026-93681

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM SEV implementation where the SNP VMSA Virtual Machine Save Area is not forcefully invalidated when its backing gmem page is zapped, such as during a PUNCH HOLE...