CVE-2022-50068
kernel: drm/ttm: Fix dummy res NULL ptr deref bug
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · June 18, 2025
Updated · June 30, 2026
Description
A flaw was found in the ttm module in the Linux kernel. A NULL pointer dereference can be triggered due to an improper check, resulting in a denial of service.
Statement
This issue has been fixed in Red Hat Enterprise Linux 8.8 and 9.2 via RHSA-2023:2951 [1] and RHSA-2023:2458 [2], respectively.
[1]. https://access.redhat.com/errata/RHSA-2023:2951
[2]. https://access.redhat.com/errata/RHSA-2023:2458
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
No mitigation is specified in collected source.
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-476 · NULL Pointer Dereference