Vulnerability in ceph: flush the mdlog for filesystem sync

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-2022-1002885: ceph: flush the mdlog for filesystem sync. Affects Kernel versions < 3e25051763603c3d70f23472bb1ee51d7d26b7be. No fix is published. How to fix ↓

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Background

Ceph is a distributed storage system that provides scalable and reliable storage for large-scale data. It is commonly used in cloud computing environments and offers features such as object storage, block storage, and file storage. The vulnerability in question affects the ceph package and specifically relates to the flushing of the metadata log (mdlog) for filesystem synchronization.

Vulnerability Detail

The vulnerability arises from a failure to properly flush the mdlog for filesystem sync in ceph. This can lead to data inconsistencies and potential data loss. An attacker may be able to exploit this vulnerability to manipulate or corrupt data stored in the ceph storage system. The vulnerability has been addressed in the Linux Kernel version v5.17.15 by commit 3e25051763603c3d70f23472bb1ee51d7d26b7be.

How To Fix

No fixed version is published for this vulnerability.

To fix this vulnerability, it is recommended to update the ceph package to the fixed version, which is included in Linux Kernel v5.17.15. This can be done by updating the Linux Kernel on the affected system. It is important to ensure that the update process is properly tested and validated before applying it to production environments.

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Workaround

There is no specific workaround provided for this vulnerability. The recommended approach is to apply the fix by updating the ceph package to the fixed version.

Conclusion

The vulnerability in ceph that relates to the flushing of the mdlog for filesystem sync can lead to data inconsistencies and potential data loss. It is crucial to update the ceph package to the fixed version included in Linux Kernel v5.17.15 to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

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