CVE-2025-52536
Improper Prevention of Lock Bit Modification in SEV firmware could allow a privileged attacker to downgrade firmware potentially resulting in a loss of integrity.
Scoring
- Severity
- MEDIUM
- CVSS base score
- 6.7
- CVSS 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
- EPSS probability
- 0.14%
- CWE
- CWE-1231
- Published
- 2026-02-10
- Last modified
- 2026-03-13
Affected products
- AMD AMD EPYC™ 9004 Series Processors
- AMD AMD EPYC™ 7003 Series Processors
- AMD AMD EPYC™ 9005 Series Processors
- AMD AMD EPYC™ 8004 Series Processors
- AMD AMD EPYC™ Embedded 7003 Series Processors
- AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")
- AMD AMD EPYC™ Embedded 9005 Series Processors
- AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo")
Weakness type
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