Bug 2395286 (CVE-2023-53223)

Summary: CVE-2023-53223 kernel: drm/msm/dsi: Add missing check for alloc_ordered_workqueue
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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OS: Linux   
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Description OSIDB Bzimport 2025-09-15 15:05:21 UTC 
In the Linux kernel, the following vulnerability has been resolved:

drm/msm/dsi: 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.

Patchwork: https://patchwork.freedesktop.org/patch/517646/
Comment 1 Keith Grant 2025-09-16 12:27:27 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025091513-CVE-2023-53223-ee66@gregkh/T