Description
A TOCTOU (time-of-check to time-of-use) vulnerability exists where an attacker may use a compromised BIOS to cause the TEE OS to read memory out of bounds that could potentially result in a denial of service.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| AMD | Ryzen 5000 Series | various | — |
| AMD | Ryzen 3000 Series | various | — |
Advisories 1
- WID-SEC-2023-0061 AMD Prozessoren: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 10, 2023