CVE-2021-26408
Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration potentially resulting in loss of guest's integrity or confidentiality.
- Score
- CVSS 3.1 7.1 High
- Status
- Modified - psirt@amd.com
- Published
- 2022-05-10
- Last modified
- 2024-09-16
Affected products
- 1st Gen Amd Epyc (Amd)
- 2nd Gen Amd Epyc (Amd)
- Epyc 7001 Firmware (Amd)
- Epyc 7002 Firmware (Amd)
- Epyc 7232p Firmware (Amd)
- Epyc 7251 Firmware (Amd)
- Epyc 7252 Firmware (Amd)
- Epyc 7262 Firmware (Amd)
- Epyc 7272 Firmware (Amd)
- Epyc 7281 Firmware (Amd)
- Epyc 7282 Firmware (Amd)
- Epyc 7301 Firmware (Amd)
- Epyc 7302 Firmware (Amd)
- Epyc 7302p Firmware (Amd)
- Epyc 7351 Firmware (Amd)
- Epyc 7351p Firmware (Amd)
- Epyc 7352 Firmware (Amd)
- Epyc 7401 Firmware (Amd)
- Epyc 7401p Firmware (Amd)
- Epyc 7402 Firmware (Amd)
- Epyc 7402p Firmware (Amd)
- Epyc 7451 Firmware (Amd)
- Epyc 7452 Firmware (Amd)
- Epyc 7501 Firmware (Amd)
- Epyc 7502 Firmware (Amd)
- Epyc 7502p Firmware (Amd)
- Epyc 7532 Firmware (Amd)
- Epyc 7542 Firmware (Amd)
- Epyc 7551 Firmware (Amd)
- Epyc 7551p Firmware (Amd)
- Epyc 7552 Firmware (Amd)
- Epyc 7601 Firmware (Amd)
- Epyc 7642 Firmware (Amd)
- Epyc 7662 Firmware (Amd)
- Epyc 7702 Firmware (Amd)
- Epyc 7702p Firmware (Amd)
- Epyc 7742 Firmware (Amd)
- Epyc 7f32 Firmware (Amd)
- Epyc 7f52 Firmware (Amd)
- Epyc 7f72 Firmware (Amd)
References
- https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021
