Vulnerability in Linux Kernel USB Driver (plusb.c)

Kernel Updated 02 Oct 2025

Summary

07/03/2023

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2023-1002414: net: USB: Fix wrong-direction WARNING in plusb.c. Affects Kernel versions >= 090ffa9d0e904e1ed0f86c84dcf20684a8ac1a5a, < 6f69307f625904feed189008381fd83bd1a35b63. No fix is published. How to fix ↓

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Background

The Linux Kernel is the core component of the Linux operating system, responsible for managing system resources and providing essential functionality. The USB subsystem within the Linux Kernel enables communication with USB devices. The plusb.c file is a part of this subsystem and contains code for handling USB devices. However, a vulnerability has been discovered in the plusb.c file that can lead to a wrong-direction warning. This warning indicates a potential issue with the direction of USB data transfer, which could result in data corruption or other unintended consequences.

Vulnerability Detail

The vulnerability in the plusb.c file of the Linux Kernel USB subsystem allows for a wrong-direction warning. This warning can occur when there is an incorrect configuration or handling of USB data transfer directions. If exploited, this vulnerability could lead to data corruption, device malfunctions, or even potential security breaches. The impact and attack plausibility of this vulnerability have not yet been proven. It is important to note that this vulnerability has been fixed in the Linux Kernel version v4.19.273.

How To Fix

No fixed version is published for this vulnerability.

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Workaround

There is no specific workaround mentioned for this vulnerability. The recommended approach is to update the Linux Kernel to the fixed version.

Conclusion

The vulnerability in the plusb.c file of the Linux Kernel USB subsystem can lead to a wrong-direction warning, potentially causing data corruption and device malfunctions. It is crucial to update the Linux Kernel to version v4.19.273 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

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