---
id: CVE-2026-98439
title: 'smb/server: cancel async requests when closing connection'
summary: |-
  In the Linux kernel, the following vulnerability has been resolved:

  smb/server: cancel async requests when closing connection

  An async request may still be waiting when a connection is closed.
  This can stop the connection from closing.…
severity: none
vendor: Linux
product: Linux
affected:
  - >-
    Linux >= 0626e6641f6b467447c81dd7678a69c66f7746cf <
    0947087678f465b64eba2acebe808d5c6cfea036
  - >-
    Linux >= 0626e6641f6b467447c81dd7678a69c66f7746cf <
    4fd5bad647bfa45eb86bfd2f03ba1bef3fcd5851
  - Linux 5.15
published: '2026-10-18'
updated: '2026-10-26'
sourceUpdated: '2026-10-26T06:55:46.410Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-98439'
references:
  - url: 'https://git.kernel.org/stable/c/0947087678f465b64eba2acebe808d5c6cfea036'
  - url: 'https://git.kernel.org/stable/c/4fd5bad647bfa45eb86bfd2f03ba1bef3fcd5851'
tags:
  - cve.org
epss: 0.00145
epssPercentile: 0.03715
ingestedAt: '2026-10-18T15:45:12.308Z'
---

## Overview

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

smb/server: cancel async requests when closing connection

An async request may still be waiting when a connection is closed.
This can stop the connection from closing.

Cancel active async requests before waiting for them to finish.

## Affected

- `Linux >= 0626e6641f6b467447c81dd7678a69c66f7746cf < 0947087678f465b64eba2acebe808d5c6cfea036`
- `Linux >= 0626e6641f6b467447c81dd7678a69c66f7746cf < 4fd5bad647bfa45eb86bfd2f03ba1bef3fcd5851`
- `Linux 5.15`

## Remediation

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