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Unrated severityNVD Advisory· Published Nov 16, 2021· Updated Sep 16, 2024

CVE-2021-26320

CVE-2021-26320

Description

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

Affected products

4
  • AMD/SEV firmwarellm-fuzzy
  • AMD/1st Gen AMD EPYC™v5
    Range: unspecified
  • AMD/2nd Gen AMD EPYC™v5
    Range: unspecified
  • AMD/3rd Gen AMD EPYC™v5
    Range: unspecified

Patches

Vulnerability mechanics

References

1

News mentions

0

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