CVE-2023-53714
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-22

Last updated on: 2025-10-22

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: drm/stm: ltdc: fix late dereference check In ltdc_crtc_set_crc_source(), struct drm_crtc was dereferenced in a container_of() before the pointer check. This could cause a kernel panic. Fix this smatch warning: drivers/gpu/drm/stm/ltdc.c:1124 ltdc_crtc_set_crc_source() warn: variable dereferenced before check 'crtc' (see line 1119)
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Meta Information
Published
2025-10-22
Last Modified
2025-10-22
Generated
2026-06-16
AI Q&A
2025-10-22
EPSS Evaluated
2026-06-14
NVD
CVE-2023-53714
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
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Exploitability
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability is in the Linux kernel's drm/stm ltdc driver. Specifically, in the function ltdc_crtc_set_crc_source(), a struct drm_crtc pointer was dereferenced before it was checked for validity. This improper order could lead to a kernel panic, which is a system crash. The issue was fixed by correcting the pointer check order to prevent dereferencing a potentially invalid pointer.

Impact Analysis

This vulnerability can cause a kernel panic, which means the Linux system could crash unexpectedly. Such crashes can lead to system downtime, potential data loss, and disruption of services relying on the affected kernel component.

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