Medium severityNVD Advisory· Published Feb 10, 2026· Updated Apr 15, 2026

CVE-2025-52536

Description

Improper Prevention of Lock Bit Modification in SEV firmware could allow a privileged attacker to downgrade firmware potentially resulting in a loss of integrity.

Affected products

AMD/SEV firmwarellm-create

Patches

Vulnerability mechanics

References

www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.htmlnvd

News mentions

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cvss	0.260
epss	0.000
exploit	0.000
kev	0.000
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ransomware	0.000