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Status published
Unknown
CVE-2021-26379
Insufficient input validation of mailbox data in the SMU may allow...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
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Affected Vendor
Affected Software
2nd Gen AMD EPYC™ , 3rd Gen AMD EPYC™
Vulnerable Versions:
various
Timeline
Official Publish:
May 9th, 2023
Last Modified:
January 28th, 2025
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.