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

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 10 Feb 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 10 Feb 2026 19:45:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-1231
References
Metrics cvssV4_0

{'score': 6.7, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: AMD

Published:

Updated: 2026-02-10T21:12:03.165Z

Reserved: 2025-06-17T16:53:10.413Z

Link: CVE-2025-52536

cve-icon Vulnrichment

Updated: 2026-02-10T21:11:57.801Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-02-10T20:16:46.320

Modified: 2026-02-10T21:51:48.077

Link: CVE-2025-52536

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses