SUSE CVE-2026-31591

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Lock all vCPUs when synchronzing VMSAs for SNP launch finish Lock all vCPUs when synchronizing and encrypting VMSAs for SNP guests, as allowing userspace to manipulate and/or run a vCPU while its state is being...

CVE-2026-31591

The CVE-2026-31591 entry details a Linux kernel KVM SNP/VMSA issue where vCPU state synchronization and encryption during SNP launch could be interfered with by userspace, risking vCPU state corruption or host kernel crashes. The root cause is insufficient locking around vcpu->mutex during VMS...

PT-2026-34945

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM component regarding SEV Secure Encrypted Virtualization. The system fails to reject attempts to synchronize the vCPU state to its associated VMSA Virtual Machi...