CVE-2024-49920
kernel: drm/amd/display: Check null pointers before multiple uses
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 21, 2024
Updated · November 21, 2025
Description
In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: Check null pointers before multiple uses
[WHAT & HOW] Poniters, such as stream_enc and dc->bw_vbios, are null checked previously in the same function, so Coverity warns "implies that stream_enc and dc->bw_vbios might be null". They are used multiple times in the subsequent code and need to be checked.
This fixes 10 FORWARD_NULL issues reported by Coverity.
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