CVE-2023-54018

CVE-2023-54018 is a security vulnerability that is still awaiting full analysis and scoring. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue Add check for the return value of alloc_ordered_workqueue as it may return NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and `hdmi_hpd.c`. Patchwork: https://patchwork.freedesktop.org/patch/517211/

Frequently asked questions

What is CVE-2023-54018?
In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Add missing check for alloc_ordered_workqueue Add check for the return value of alloc_ordered_workqueue as it may return NULL pointer and cause NULL pointer dereference in `hdmi_hdcp.c` and `hdmi_hpd.c`. Patchwork: https://patchwork.freedesktop.org/patch/517211/
Is CVE-2023-54018 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-54018?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-54018 have an EU (EUVD) identifier?
Yes. CVE-2023-54018 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-205129.
When was CVE-2023-54018 published?
CVE-2023-54018 was published on 2025-12-24 and last updated on 2026-06-17.

References