CVE-2025-61971
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.9epss 0.1%
exploitation probability
0.1%top 98% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N
Affected products
AMD · AMD EPYC™ 7003 Series ProcessorsAMD · AMD EPYC™ 8004 Series ProcessorsAMD · AMD EPYC™ 9004 Series ProcessorsAMD · AMD EPYC™ 9005 Series ProcessorsAMD · AMD EPYC™ Embedded 7003 Series ProcessorsAMD · AMD EPYC™ Embedded 8004 Series ProcessorsAMD · AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo")AMD · AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")AMD · AMD EPYC™ Embedded 9005 Series Processors