CVE-2025-61971

Vulnerability Description

Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to modify MMIO routing configurations, potentially resulting in loss of SEV-SNP guest integrity.

Related Weaknesses (CWE)

CWE-1233

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3030.html

FAQ

What is CVE-2025-61971?

CVE-2025-61971 is a documented vulnerability. Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to modify MMIO routing configurations, potentially resulting in loss of SEV-SNP guest integrity.

How severe is CVE-2025-61971?

CVSS scoring is not yet available for CVE-2025-61971. Check NVD for updates.

Is there a patch for CVE-2025-61971?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.