---
id: CVE-2022-1353
title: >-
  A vulnerability was found in the pfkey_register function in net/key/af_key.c
  in the Linux kernel
summary: >-
  A vulnerability was found in the pfkey_register function in net/key/af_key.c
  in the Linux kernel. This flaw allows a local, unprivileged user to gain
  access to kernel memory, leading to a system crash or a leak of internal
  kernel informa…
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H'
cwe:
  - CWE-200
vendor: linux
product: linux_kernel
affected:
  - linux_kernel < 5.17
  - linux_kernel = 5.17
  - debian_linux = 9.0
  - debian_linux = 10.0
  - debian_linux = 11.0
  - enterprise_linux = 8.0
  - h300s_firmware
  - h500s_firmware
  - h700s_firmware
  - h410s_firmware
  - h300e_firmware
  - h500e_firmware
  - h700e_firmware
  - h410c_firmware
patched:
  - linux_kernel 5.17
published: '2022-04-29'
updated: '2026-08-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-1353'
references:
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2066819'
    label: secalert@redhat.com
  - url: >-
      https://github.com/torvalds/linux/commit/9a564bccb78a76740ea9d75a259942df8143d02c
    label: secalert@redhat.com
  - url: 'https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html'
    label: secalert@redhat.com
  - url: 'https://security.netapp.com/advisory/ntap-20220629-0001/'
    label: secalert@redhat.com
  - url: 'https://www.debian.org/security/2022/dsa-5127'
    label: secalert@redhat.com
  - url: 'https://www.debian.org/security/2022/dsa-5173'
    label: secalert@redhat.com
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2066819'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://github.com/torvalds/linux/commit/9a564bccb78a76740ea9d75a259942df8143d02c
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://security.netapp.com/advisory/ntap-20220629-0001/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.debian.org/security/2022/dsa-5127'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.debian.org/security/2022/dsa-5173'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00398
epssPercentile: 0.33835
ingestedAt: '2026-08-05T22:52:53.262Z'
---

## Overview

A vulnerability was found in the pfkey_register function in net/key/af_key.c in the Linux kernel. This flaw allows a local, unprivileged user to gain access to kernel memory, leading to a system crash or a leak of internal kernel information.

## Affected

- `linux_kernel < 5.17`
- `linux_kernel = 5.17`
- `debian_linux = 9.0`
- `debian_linux = 10.0`
- `debian_linux = 11.0`
- `enterprise_linux = 8.0`
- `h300s_firmware`
- `h500s_firmware`
- `h700s_firmware`
- `h410s_firmware`
- `h300e_firmware`
- `h500e_firmware`
- `h700e_firmware`
- `h410c_firmware`

## Remediation

Upgrade past the affected range:

- `linux_kernel 5.17`