CVE-2021-26379

Summary

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 Software

VendorProductVersion RangeStatus
AMD2nd Gen AMD EPYC™variousaffected
AMD3rd Gen AMD EPYC™variousaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: total

References