CVE-2024-21953

MEDIUM

IOMMU - Info Disclosure

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)

Scores

CVSS v4 5.9
EPSS 0.0004
EPSS Percentile 11.6%
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

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