PT-2025-54015 · Linux · Linux Kernel

Published

2025-12-30

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Updated

2026-02-24

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CVE-2023-54186

None

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Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The Linux kernel contains a flaw within the USB Type-C DisplayPort alternative mode functionality. Specifically, a negative indexing issue exists in the pin assignment show function when no compatible pin assignments are found. This can lead to a use-after-free condition, as indicated by a Kernel Address Sanitizer (KASAN) report. The issue occurs when get current pin assignments returns 0, resulting in an out-of-bounds access on the buf array within the pin assignment show function.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Related Identifiers

CVE-2023-54186
OESA-2026-1306
RHSA-2024:2394
RHSA-2024:3138
SUSE-SU-2026:0263-1
SUSE-SU-2026:0316-1
SUSE-SU-2026:0317-1
SUSE-SU-2026:0411-1
SUSE-SU-2026:0617-1

Affected Products

Linux Kernel