CVE-2025-61972
Missing lock bit protection for NBIO registers could allow a local admin-privileged attacker to gain arbitrary System Management Network (SM
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: total
Summary
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.
Timeline
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: total
- CVE published
- Record last updated
Affected versions
- AMD AMD EPYC™ 9004 Series Processors
Version range not reported
- AMD AMD EPYC™ 9005 Series Processors
Version range not reported
- AMD AMD EPYC™ 8004 Series Processors
Version range not reported
- AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")
Version range not reported
- AMD AMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo")
Version range not reported
- AMD AMD EPYC™ Embedded 8004 Series Processors
Version range not reported
- AMD AMD EPYC™ Embedded 9005 Series Processors
Version range not reported