CVE-2024-46871
kernel: drm/amd/display: Correct the defined value for AMDGPU_DMUB_NOTIFICATION_MAX
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 9, 2024
Updated · October 29, 2026
Description
A flaw was found in the AMD Radeon graphics card driver in the Linux kernel. Out-of-bounds access can be triggered due to arrays being created based on the wrong number of maximum DMUB notification types available, resulting in a denial of service.
Statement
Under normal conditions, unprivileged local users cannot trigger this issue and the system must have an AMD GPU, limiting the impact of this vulnerability.
Additionally, this issue is known to impact only the availability of the system with no other relevant security impact.
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 · 4.7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-129 · Improper Validation of Array Index