What’s Vulnerable › Vulnerabilities

CVE-2023-54122: drm/msm/dpu: Add check for cstate

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-24 · updated 2026-06-17

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/

Affected products

• Linux kernel: 5.3 — fixed in 6.3

How to fix

Upgrade to a fixed version: Linux kernel 6.3. Check the vendor advisory for mitigations.

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

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