CVE-2025-29941

MEDIUMCVSS 6/10

Last modified

CVE-2025-29941 is a medium-severity vulnerability rated 6/10 on the CVSS scale. Incorrect usage of seeds in pseudo-random number generator in the Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor or migration agent to import a forged guest context potentially resulting in loss of confidentiality for derived guest keys..

Description

Incorrect usage of seeds in pseudo-random number generator in the Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor or migration agent to import a forged guest context potentially resulting in loss of confidentiality for derived guest keys.

Metrics

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
AMDAMD EPYC™ 9004 Series ProcessorsAll versions
AMDAMD EPYC™ 7003 Series ProcessorsAll versions
AMDAMD EPYC™ 9005 Series ProcessorsAll versions
AMDAMD EPYC™ 8004 Series ProcessorsAll versions
AMDAMD EPYC™ 8005 Series ProcessorsAll versions
AMDAMD EPYC™ Embedded 7003 Series ProcessorsAll versions
AMDAMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Genoa")All versions
AMDAMD EPYC™ Embedded 9005 Series ProcessorsAll versions
AMDAMD EPYC™ Embedded 9004 Series Processors (formerly codenamed "Bergamo")All versions
AMDAMD EPYC™ Embedded 8004 Series ProcessorsAll versions

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2025-29941?
Incorrect usage of seeds in pseudo-random number generator in the Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor or migration agent to import a forged guest context potentially resulting in loss of confidentiality for derived guest keys.
How severe is CVE-2025-29941?
CVE-2025-29941 has a CVSS score of 6/10 (MEDIUM severity).
How do I fix CVE-2025-29941?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST