---
id: CVE-2026-97552
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  xfs: initialise error in xfs_defer_finish_one()

  xfs_defer_finish_one() declares error without an initialiser and only
  assigns it inside the loop over dfp->dfp_work
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  xfs: initialise error in xfs_defer_finish_one()

  xfs_defer_finish_one() declares error without an initialiser and only
  assigns it inside the loop over dfp->dfp_work.  W…
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 3f3cec031099c37513727efc978a12b6346e326d <
    30748a24b9f04f9a83599ba907cc8fbff0729f3c
  - >-
    Linux >= 3f3cec031099c37513727efc978a12b6346e326d <
    ba949a14446b7346e92e676ee3fe2bb79d9ce450
  - >-
    Linux >= 3f3cec031099c37513727efc978a12b6346e326d <
    6b507c239884f7d4bf8339f6e9eb8bfcb540afde
  - >-
    Linux >= 3f3cec031099c37513727efc978a12b6346e326d <
    6176d21d7bd609632c5b7e87a3adb9be29ec1e72
  - Linux 6.8
published: '2026-09-25'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T11:17:05.647'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-97552'
references:
  - url: 'https://git.kernel.org/stable/c/30748a24b9f04f9a83599ba907cc8fbff0729f3c'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/6176d21d7bd609632c5b7e87a3adb9be29ec1e72'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/6b507c239884f7d4bf8339f6e9eb8bfcb540afde'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/ba949a14446b7346e92e676ee3fe2bb79d9ce450'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
tags:
  - nvd
  - cve.org
ingestedAt: '2026-09-25T11:06:38.918Z'
---

## Overview

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

xfs: initialise error in xfs_defer_finish_one()

xfs_defer_finish_one() declares error without an initialiser and only
assigns it inside the loop over dfp->dfp_work.  When that list is empty
the loop body never runs, control falls through to the "Done with the
dfp, free it" path, and the function returns an indeterminate value.

An item-less pending item reaches this through xfs_defer_add_barrier(),
which xfs_reap_ag_blocks() uses on any CONFIG_XFS_ONLINE_REPAIR kernel.
xfs_defer_finish_noroll() treats any non-EAGAIN return as fatal, so a
non-zero stack value turns a successful barrier into a
SHUTDOWN_CORRUPT_INCORE in the middle of a repair.  Zero is the correct
result: reaching the free path means the item loop drained without a
non-zero error.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.