CVE-2024-44994
kernel: iommu: Restore lost return in iommu_report_device_fault()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 4, 2024
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's input/output memory management unit (iommu) component. A missing return statement in the iommu_report_device_fault() function can lead to incorrect fault processing when a partial fault occurs. This issue can be triggered by a local attacker, potentially causing the system to crash and resulting in a denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-703 · Improper Check or Handling of Exceptional Conditions