ocfs2: Fix Data Corruption After Conversion from Inline Format

Kernel Updated 02 Oct 2025

Summary

28/10/2021

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2021-1001789: ocfs2: fix data corruption after conversion from inline format. Affects Kernel versions >= 7ed80e77c908cbaa686529a49f8ae0060c5caee7, < 8e6bfb4f70168ddfd32fb6dc028ad52faaf1f32e. No fix is published. How to fix ↓

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Background

The ocfs2 package is a component of the Linux Kernel ecosystem. It provides a file system implementation for the Oracle Cluster File System 2 (OCFS2). OCFS2 is a shared-disk file system designed for use with Oracle Real Application Clusters (RAC). It allows multiple nodes to simultaneously access the same file system, providing high availability and scalability for Oracle databases. The ocfs2 package is responsible for managing the conversion of data from inline format to a different format.

Vulnerability Detail

The vulnerability identified as GSD-2021-1001789 in the ocfs2 package can lead to data corruption after the conversion from inline format. This vulnerability was introduced in version v4.14.204 of the Linux Kernel and fixed in version v4.14.253. The impact and attack plausibility of this vulnerability have not been proven yet. However, if exploited, it could result in data integrity issues and potential loss of data in systems utilizing OCFS2. The vulnerability arises due to a flaw in the ocfs2 package's handling of the conversion process.

How To Fix

No fixed version is published for this vulnerability.

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Workaround

No specific workaround has been provided for this vulnerability. It is advised to apply the recommended fix by updating the Linux Kernel to the patched version.

Conclusion

The ocfs2 package in the Linux Kernel is vulnerable to data corruption after the conversion from inline format. To mitigate this vulnerability, it is crucial to update the Linux Kernel to version v4.14.253 or later. This update includes the necessary fix for the vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.

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FAQ

What is ocfs2?

ocfs2 is a file system implementation for the Oracle Cluster File System 2 (OCFS2), designed for use with Oracle Real Application Clusters (RAC). It allows multiple nodes to simultaneously access the same file system, providing high availability and scalability for Oracle databases.