---
id: CVE-2026-72355
title: |-
  In the Linux kernel, the following vulnerability has been resolved:

  netfs: Fix barriering when walking subrequest list

  Fix the barriering used when walking the subrequest list in retry as
  there's a possibility of seeing a subreq that's…
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  netfs: Fix barriering when walking subrequest list

  Fix the barriering used when walking the subrequest list in retry as
  there's a possibility of seeing a subreq that's…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 288ace2f57c9d06dd2e42bd80d03747d879a4068 <
    4cca4b44e561a19c77cb1949ae6846da0539db40
  - >-
    Linux >= 288ace2f57c9d06dd2e42bd80d03747d879a4068 <
    be47c047250671c9225c0319ca4695be9b391c59
  - >-
    Linux >= 288ace2f57c9d06dd2e42bd80d03747d879a4068 <
    5c6ce05e406520290c1d89da97fb3cd70c09137d
  - Linux 6.10
published: '2026-08-15'
updated: '2026-09-21'
sourceUpdated: '2026-09-21T14:17:17.293'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-72355'
references:
  - url: 'https://git.kernel.org/stable/c/4cca4b44e561a19c77cb1949ae6846da0539db40'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/5c6ce05e406520290c1d89da97fb3cd70c09137d'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
  - url: 'https://git.kernel.org/stable/c/be47c047250671c9225c0319ca4695be9b391c59'
    label: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
tags:
  - nvd
  - cve.org
epss: 0.00649
epssPercentile: 0.48958
ingestedAt: '2026-09-21T13:37:22.843Z'
---

## Overview

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

netfs: Fix barriering when walking subrequest list

Fix the barriering used when walking the subrequest list in retry as
there's a possibility of seeing a subreq that's just been added by the
application thread.

## Remediation

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