CVE-2025-29948

MEDIUM

AMD EPYC 9005 Series Processors - Improper Access Control in SEV Firmware

Title source: llm

Description

Improper access control in AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to bypass RMP protections, potentially resulting in a loss of SEV-SNP guest memory integrity.

References (1)

Core 1

Core References

Vendor Advisory

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3023.html

Scores

CVSS v4 5.9

EPSS 0.0014

EPSS Percentile 4.1%

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-1260

Status published

Products (2)

AMD/AMD EPYC™ 9005 Series Processors TurinPI 1.0.0.6

AMD/AMD EPYC™ Embedded 9005 Series Processors EmbTurinPI-SP5_1.0.0.1

Published Feb 10, 2026

Tracked Since Feb 18, 2026