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CVE-2026-31593 KVM: SEV: Reject attempts to sync VMSA of an already-launched/encrypted vCPU

🗓️ 24 Apr 2026 14:42:19Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 1 Views

KVM SEV rejects syncing VMSA for an already launched vCPU to avoid RMP faults with SNP.

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09 Jul 2026 10:14Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.5
EPSS0.00122
1