---
id: CVE-2022-39190
title: >-
  An issue was discovered in net/netfilter/nf_tables_api.c in the Linux kernel
  before 5.19.6
summary: >-
  An issue was discovered in net/netfilter/nf_tables_api.c in the Linux kernel
  before 5.19.6. A denial of service can occur upon binding to an already bound
  chain.
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'
vendor: linux
product: linux_kernel
affected:
  - linux_kernel < 5.19.6
  - debian_linux = 10.0
patched:
  - linux_kernel 5.19.6
published: '2022-09-02'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T18:17:04.640'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-39190'
references:
  - url: 'https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6'
    label: cve@mitre.org
  - url: >-
      https://github.com/torvalds/linux/commit/e02f0d3970404bfea385b6edb86f2d936db0ea2b
    label: cve@mitre.org
  - url: 'https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html'
    label: cve@mitre.org
  - url: 'https://lore.kernel.org/all/20220824220330.64283-12-pablo%40netfilter.org/'
    label: cve@mitre.org
  - url: 'https://twitter.com/pr0Ln'
    label: cve@mitre.org
  - url: 'https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://github.com/torvalds/linux/commit/e02f0d3970404bfea385b6edb86f2d936db0ea2b
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lists.debian.org/debian-lts-announce/2022/11/msg00001.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lore.kernel.org/all/20220824220330.64283-12-pablo%40netfilter.org/'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://twitter.com/pr0Ln'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://cert-portal.siemens.com/productcert/html/ssa-794697.html'
    label: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
  - url: 'https://cert-portal.siemens.com/productcert/html/ssa-831302.html'
    label: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
tags:
  - nvd
  - cve.org
epss: 0.00326
epssPercentile: 0.25586
ingestedAt: '2026-10-14T18:47:39.270Z'
---

## Overview

An issue was discovered in net/netfilter/nf_tables_api.c in the Linux kernel before 5.19.6. A denial of service can occur upon binding to an already bound chain.

## Affected

- `linux_kernel < 5.19.6`
- `debian_linux = 10.0`

## Remediation

Upgrade past the affected range:

- `linux_kernel 5.19.6`