CVE-2025-52536
6.7
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
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| AMD | AMD EPYC™ 9004 Series Processors | GenoaPI 1.0.0.G | unaffected |
| AMD | AMD EPYC™ 7003 Series Processors | MilanPI 1.0.0.H | unaffected |
| AMD | AMD EPYC™ 9005 Series Processors | TurinPI 1.0.0.5 | unaffected |
| AMD | AMD EPYC™ 8004 Series Processors | GenoaPI 1.0.0.G | unaffected |
| AMD | AMD EPYC™ Embedded 7003 Series Processors | EmbMilanPI-SP3 v9 1.0.0.C | unaffected |
| AMD | AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed “Genoa”) | EmbGenoaPI-SP5 1.0.0.B | unaffected |
| AMD | AMD EPYC™ Embedded 9005 Series Processors | EmbTurinPI-SP5_1.0.0.1 | unaffected |
| AMD | AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed “Bergamo”) | EmbGenoaPI-SP5 1.0.0.B | unaffected |
| AMD | AMD EPYC™ Embedded 8004 Series Processors | EmbGenoaPI-SP5 1.0.0.B | unaffected |
Weaknesses
- CWE-1231: CWE-1231 Improper Prevention of Lock Bit Modification
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.