What’s Vulnerable › Vulnerabilities

CVE-2025-61971

• Severity: medium (CVSS 5.9 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-13 · updated 2026-06-17
• Weakness: CWE-1233

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.

Affected products

• AMD EPYC™ 7003 Series Processors: all versions
• AMD EPYC™ 8004 Series Processors: all versions
• AMD EPYC™ 9004 Series Processors: all versions
• AMD EPYC™ 9005 Series Processors: all versions
• AMD EPYC™ Embedded 7003 Series Processors: all versions
• AMD EPYC™ Embedded 8004 Series Processors: all versions
• AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo"): all versions
• AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa"): all versions
• AMD EPYC™ Embedded 9005 Series Processors: all versions

References

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

Get alerted when CVE-2025-61971 or the next vulnerability affects your stack