# CVE-2025-61972

## Summary

- **CVE ID:** CVE-2025-61972
- **Severity:** HIGH
- **CVSS Score:** 8.5 (CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N)
- **CWE:** CWE-1233
- **Published:** May 13, 2026
- **Last Modified:** May 14, 2026

## Description

Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to gain arbitrary System Management Network (SMN) access, potentially resulting in arbitrary code execution in AMD Secure Processor (ASP) and loss of the SEV-SNP guest's confidentiality and integrity.

## Affected Products

- AMD — AMD EPYC™ 9004 Series Processors (GenoaPI_1.0.0.H)
- AMD — AMD EPYC™ 9005 Series Processors (TurinPI_1.0.0.8)
- AMD — AMD EPYC™ 8004 Series Processors (GenoaPI_1.0.0.H)
- AMD — AMD EPYC™ Embedded 9004  Series Processors (formerly codenamed "Genoa") (EmbGenoaPI-SP5 1.0.0.D)
- AMD — AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo") (EmbGenoaPI-SP5 1.0.0.D)
- AMD — AMD EPYC™ Embedded 8004 Series Processors (EmbGenoaPI-SP5 1.0.0.D)
- AMD — AMD EPYC™ Embedded 9005 Series Processors (EmbeddedTurinPI_SP5_1004)

## References

- [CNA](https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3030.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.13%
- **EPSS Percentile:** 3.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._