---
id: CVE-2022-45884
title: An issue was discovered in the Linux kernel through 6.0.9
summary: >-
  An issue was discovered in the Linux kernel through 6.0.9.
  drivers/media/dvb-core/dvbdev.c has a use-after-free, related to
  dvb_register_device dynamically allocating fops.
severity: high
cvss: 7
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-362
  - CWE-416
vendor: linux
product: linux_kernel
affected:
  - linux_kernel < 4.19.311
  - 'linux_kernel >= 4.20, < 5.4.249'
  - 'linux_kernel >= 5.5, < 5.10.185'
  - 'linux_kernel >= 5.11, < 5.15.116'
  - 'linux_kernel >= 5.16, < 6.1.33'
  - 'linux_kernel >= 6.2, < 6.3.7'
  - h300s_firmware
  - h500s_firmware
  - h700s_firmware
  - h410s_firmware
  - h410c_firmware
patched:
  - linux_kernel 6.3.7
published: '2022-11-25'
updated: '2026-08-13'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-45884'
references:
  - url: >-
      https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=627bb528b086b4136315c25d6a447a98ea9448d3
    label: cve@mitre.org
  - url: >-
      https://lore.kernel.org/linux-media/20221115131822.6640-1-imv4bel%40gmail.com/
    label: cve@mitre.org
  - url: >-
      https://lore.kernel.org/linux-media/20221115131822.6640-4-imv4bel%40gmail.com/
    label: cve@mitre.org
  - url: 'https://security.netapp.com/advisory/ntap-20230113-0006/'
    label: cve@mitre.org
  - url: >-
      https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=627bb528b086b4136315c25d6a447a98ea9448d3
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://lore.kernel.org/linux-media/20221115131822.6640-1-imv4bel%40gmail.com/
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: >-
      https://lore.kernel.org/linux-media/20221115131822.6640-4-imv4bel%40gmail.com/
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://security.netapp.com/advisory/ntap-20230113-0006/'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00331
epssPercentile: 0.26515
ingestedAt: '2026-08-13T20:06:15.070Z'
---

## Overview

An issue was discovered in the Linux kernel through 6.0.9. drivers/media/dvb-core/dvbdev.c has a use-after-free, related to dvb_register_device dynamically allocating fops.

## Affected

- `linux_kernel < 4.19.311`
- `linux_kernel >= 4.20, < 5.4.249`
- `linux_kernel >= 5.5, < 5.10.185`
- `linux_kernel >= 5.11, < 5.15.116`
- `linux_kernel >= 5.16, < 6.1.33`
- `linux_kernel >= 6.2, < 6.3.7`
- `h300s_firmware`
- `h500s_firmware`
- `h700s_firmware`
- `h410s_firmware`
- `h410c_firmware`

## Remediation

Upgrade past the affected range:

- `linux_kernel 6.3.7`