Improper access control for register interface in the input-output memory management unit (IOMMU) could allow a privileged attacker to cause non-coherent accesses by the AMD secure processor (ASP) potentially resulting in loss of integrity.
| Vendor | Product | Versions |
|---|---|---|
| amd | amd epyc 9004 series processors | — |
Downstream vendors/products affected by this vulnerability
| Vendor | Product | Source | Confidence |
|---|---|---|---|
| amd | prozessor | cert_advisory | 90% |
| freebsd project | freebsd project freebsd os | cert_advisory | 90% |
| google cloud | cert_advisory | 90% | |
| hpe | hpe proliant | cert_advisory | 90% |
| lenovo | lenovo computer | cert_advisory | 90% |
Updated affected versions to include additional EPYC processors, changed severity to HIGH, and noted that no exploit is available.
Initial creation
