CVE-2023-53223
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-15

Last updated on: 2025-12-04

Assigner: kernel.org

Description
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/
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Meta Information
Published
2025-09-15
Last Modified
2025-12-04
Generated
2026-06-16
AI Q&A
2025-09-15
EPSS Evaluated
2026-06-15
NVD
CVE-2023-53223
Affected Vendors & Products
Showing 7 associated CPEs
Vendor Product Version / Range
linux linux_kernel to 4.14.308 (exc)
linux linux_kernel From 4.15 (inc) to 4.19.276 (exc)
linux linux_kernel From 4.20 (inc) to 5.4.235 (exc)
linux linux_kernel From 5.5 (inc) to 5.10.173 (exc)
linux linux_kernel From 5.11 (inc) to 5.15.99 (exc)
linux linux_kernel From 5.16 (inc) to 6.1.16 (exc)
linux linux_kernel From 6.2 (inc) to 6.2.3 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-476 The product dereferences a pointer that it expects to be valid but is NULL.
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Executive Summary

This vulnerability in the Linux kernel occurs because the function alloc_ordered_workqueue can return a NULL pointer, but the code in drm/msm/dsi did not check for this. As a result, a NULL pointer dereference could happen, potentially causing a crash or other unintended behavior. The issue was fixed by adding a check for the return value of alloc_ordered_workqueue.

Impact Analysis

If exploited, this vulnerability could cause the Linux kernel to dereference a NULL pointer, leading to a system crash or instability. This could result in denial of service or unexpected behavior on systems using the affected code.

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