CVSS 3.1
7.1 highCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:NCVE-2021-26408
High (7.1) in amd. EPSS 0.3% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- 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