CVE-2025-52534

State: Published
Severity: 5.3 Medium
Published: Feb 10, 2026
Updated: Feb 11, 2026
Reserved: Jun 17, 2025

Description

Improper bound check within AMD CPU microcode can allow a malicious guest to write to host memory, potentially resulting in loss of integrity.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N	AMD

Weaknesses

CWE-1284 Improper Validation of Specified Quantity in Input

Affected Products

Product	Versions
AMD EPYC™ 9005 Series ProcessorsAMD	TurinPI 1.0.0.6Not affected

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html

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