CVE-2023-54122
Published Dec 24, 2025
Modified Apr 15, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Add check for cstate As kzalloc may fail and return NULL pointer, it should be better to check cstate in order to avoid the NULL pointer dereference in __drm_atomic_helper_crtc_reset. Patchwork: https://patchwork.freedesktop.org/patch/514163/
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References
Other References
https://git.kernel.org/stable/c/31f2f8de0ea7387cde18a24f94ba5e0b886b9842
https://git.kernel.org/stable/c/42442d42c57b9fbc35cb5ef72c7e5347c5f7d082
https://git.kernel.org/stable/c/a52e5a002d18bffabff66f6f59a74f8e9aac5afe
https://git.kernel.org/stable/c/a6afb8293ec0932f4ed0b7aecfc0ccc00f44dc2b
https://git.kernel.org/stable/c/c96988b7d99327bb08bd9efd29a203b22cd88ace
https://git.kernel.org/stable/c/d4ba50614cb3f0686bbdb505af685d78e75861dc
Frequently Asked Questions
What is CVE-2023-54122? +
In the Linux kernel, the following vulnerability has been resolved:
drm/msm/dpu: Add check for cstate
As kzalloc may fail and return NULL pointer,
it should be better to check cstate
in order to avoid the NULL pointer dereference
in __drm_atomic_helper_crtc_reset.
Patchwork: https://patchwork.freedesktop.org/patch/514163/
How do I check if I'm vulnerable to CVE-2023-54122? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.