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Status published
High
CVE-2021-26338
Improper access controls in System Management Unit (SMU) may allow...
Vulnerability Description
Improper access controls in System Management Unit (SMU) may allow for an attacker to override performance control tables located in DRAM resulting in a potential lack of system resources.
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:
unspecified
Timeline
Official Publish:
November 16th, 2021
Last Modified:
September 17th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H