Use-after-free vulnerability in moxart package

Kernel Updated 02 Oct 2025

Summary

18/02/2022

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2022-1000143: moxart: fix potential use-after-free on remove path. Affects Kernel versions < 9c25d5ff1856b91bd4365e813f566cb59aaa9552. No fix is published. How to fix ↓

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Background

The moxart package is a component of the Linux Kernel, which is responsible for managing the Moxa ART SoC platform. This platform provides various functionalities for embedded systems, including networking, serial communication, and GPIO control. The moxart package is crucial for enabling these features on devices that utilize the Moxa ART SoC platform.

Vulnerability Detail

The identified vulnerability in the moxart package is a potential use-after-free issue that exists on the remove path. A use-after-free vulnerability occurs when a program continues to use a memory region after it has been freed, leading to unpredictable behavior and potential security risks. In this case, the vulnerability could be exploited by an attacker to execute arbitrary code or cause a denial-of-service condition on a system utilizing the moxart package. The specific technical details of the vulnerability have not been disclosed in the provided information.

How To Fix

No fixed version is published for this vulnerability.

To fix this vulnerability, it is recommended to update the Linux Kernel to version v4.19.229 or later. The fix for this vulnerability was implemented in commit 9c25d5ff1856b91bd4365e813f566cb59aaa9552 of the Linux Kernel repository. Updating to the latest version of the Linux Kernel will ensure that the vulnerable code in the moxart package is replaced with the patched version.

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Workaround

No workaround has been mentioned in the provided information. It is advisable to follow the recommended fix by updating the Linux Kernel to the latest version.

Conclusion

The moxart package in the Linux Kernel is affected by a use-after-free vulnerability on the remove path. To mitigate this vulnerability, it is crucial to update the Linux Kernel to version v4.19.229 or later. This update will ensure that the vulnerable code in the moxart package is replaced with the patched version. For further assistance or support in addressing this vulnerability, please contact DevNack.com.

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