CVE-2026-89832: f2fs: fix to clear dirty flag on folio in error path

Published Sep 16, 2026
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

f2fs: fix to clear dirty flag on folio in error path

If node block is corrupted due to chksum mismatch or inconsistent footer info, it needs to drop clear flag of node folio, in order to persist inconsistent node data to storage.

Affected Software

1 affected component
Linux Linux kernel

Event History

Sep 16, 2026
CVE Published
via MITRE·10:31 AM
Data Sourced
via MITRE·10:31 AM
Description

Frequently Asked Questions

1

Which systems are exposed to this issue?

The issue applies to Linux systems using the f2fs filesystem. The affected path is reached when processing a corrupted node block.

2

What condition triggers the affected error path?

The error path is triggered when a node block has a checksum mismatch or inconsistent footer information.

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