CVE-2021-26408

HighCVSS 7.1/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.1/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected software

VendorProductVersions
AMD1st Gen AMD EPYC™>= unspecified, < NaplesPI-SP3_1.0.0.G
AMD2nd Gen AMD EPYC™>= unspecified, < RomePI-SP3_1.0.0.C

References

Timeline

Published
May 10, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

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CVE-2021-26408: High severity, CVSS 7.1 | Vulnix