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Status published
Unknown
CVE-2023-20530
Insufficient input validation of BIOS mailbox messages in SMU may...
Vulnerability Description
Insufficient input validation of BIOS mailbox messages in SMU may result in out-of-bounds memory reads potentially resulting in a denial of service.
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
3rd Gen EPYC
Vulnerable Versions:
various
Timeline
Official Publish:
January 10th, 2023
Last Modified:
April 7th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.