Vulnerability in Amd 1st Gen Epyc™
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.
EPSS: 0.003 (17.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Amd 1st Gen Epyc™ — versions unspecified
- Amd 2nd Gen Epyc™ — versions unspecified
- Amd Epyc_7001
- Amd Epyc_7001_firmware
- Amd Epyc_7002
- Amd Epyc_7002_firmware
- Amd Epyc_7232p
- Amd Epyc_7232p_firmware
- Amd Epyc_7251
- Amd Epyc_7251_firmware
References
- psirt@amd.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-26408?
- CVE-2021-26408 is a high-severity vulnerability in Amd 1st Gen Epyc™. CVSS score: 7.1/10. Published 2022-05-10.
- How severe is CVE-2021-26408?
- High severity. CVSS v3 base score is 7.1 out of 10.