Vulnerability in Kernel package: dlm: fix plock invalid read

Kernel Updated 02 Oct 2025

Summary

28/06/2022

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2022-1004058: dlm: fix plock invalid read. Affects Kernel versions >= 586759f03e2e9031ac5589912a51a909ed53c30a, < 2c55155cc365861044d9e6e80e342693e8805e33. No fix is published. How to fix ↓

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Background

The Kernel package is a crucial component of the Linux operating system, responsible for managing the system's core functionality. It provides essential services such as process management, memory management, and device drivers. The dlm (Distributed Lock Manager) is a component within the Kernel that handles distributed locking for clustered file systems. It ensures that multiple nodes in a cluster can access shared resources without conflicts. However, a vulnerability has been discovered in the dlm component that allows for an invalid read, potentially leading to security breaches.

Vulnerability Detail

The vulnerability in the dlm component of the Kernel package arises from an invalid read operation. This flaw can be exploited by an attacker to gain unauthorized access to sensitive information or execute arbitrary code. The vulnerability was introduced in version v2.6.22 of the Kernel package and was fixed in version v4.9.318. The impact and attack plausibility of this vulnerability have not been proven yet. It is important to update to the fixed version to mitigate the risk of exploitation.

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 Kernel package to the fixed version.

Conclusion

The vulnerability in the dlm component of the Kernel package poses a potential security risk. It is crucial to update the package to the fixed version to mitigate the vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

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