VYPR
Unrated severityNVD Advisory· Published May 9, 2023· Updated Jan 28, 2025

CVE-2021-26379

CVE-2021-26379

Description

Insufficient input validation of mailbox data in the SMU may allow an attacker to coerce the SMU to corrupt SMRAM, potentially leading to a loss of integrity and privilege escalation.

Affected products

3
  • AMD/SMUllm-fuzzy
  • AMD/2nd Gen AMD EPYC™v5
    Range: various
  • AMD/3rd Gen AMD EPYC™v5
    Range: various

Patches

Vulnerability mechanics

References

1

News mentions

0

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