CVE-2021-26320

Insufficient validation of the AMD SEV Signing Key (ASK) in the SEND_START command in the SEV Firmware may allow a local authenticated attacker to perform a denial of service of the PSP
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
AMDCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 11%
Common Weakness Enumeration
References
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1021