CVE-2024-21953

MEDIUM

AMD EPYC 9004, 8004, Embedded 9004 - Guest Data Integrity Loss via IOMMU Reconfiguration

Title source: llm
STIX 2.1

Description

Improper input validation in IOMMU could allow a malicious hypervisor to reconfigure IOMMU registers resulting in loss of guest data integrity.

References (2)

Core 2

Scores

CVSS v4 5.9
EPSS 0.0016
EPSS Percentile 5.3%
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-1284
Status published
Products (3)
AMD/AMD EPYC™ 8004 Series Processors GenoaPI 1.0.0.F
AMD/AMD EPYC™ 9004 Series Processors GenoaPI 1.0.0.F
AMD/AMD EPYC™ Embedded 9004 Series Processors EmbGenoaPI-SP5 1.0.0.B
Published Feb 10, 2026
Tracked Since Feb 18, 2026