Description
Unverified ownership in Secure Encrypted Virtualization (SEV) firmware could allow a privileged attacker with access to a malicious hypervisor to overwrite guest memory if segmented Reverse Map Table (RMP) is enabled potentially resulting in loss of guest data integrity.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| AMD | AMD EPYC™ 9005 Series Processors | — | TurinPI_1.0.0.A |
| AMD | AMD EPYC™ Embedded 9005 Series Processors | — | EmbeddedTurinPI_SP5_1004 |
Advisories 1
- WID-SEC-2026-4471 AMD Prozessor: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 10, 2026