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5.5
MEDIUM CVSS 3.1
CVE-2022-41218
Linux Kernel DVB Demux Use-After-Free Vulnerability
Description

In drivers/media/dvb-core/dmxdev.c in the Linux kernel through 5.19.10, there is a use-after-free caused by refcount races, affecting dvb_demux_open and dvb_dmxdev_release.

INFO

Published Date :

Sept. 21, 2022, 7:15 a.m.

Last Modified :

May 28, 2025, 4:15 p.m.

Remotely Exploit :

No

Source :

[email protected]
Affected Products

The following products are affected by CVE-2022-41218 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
1 Debian debian_linux
: Total Affected Vendor : 2 | Products : 2
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
CVSS 3.1 MEDIUM 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
This addresses a use-after-free vulnerability in the Linux kernel.
  • Update the affected kernel and related packages.
  • Reboot the system after the update.
Public PoC/Exploit Available at Github

CVE-2022-41218 has a 11 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-41218.

URL Resource
http://www.openwall.com/lists/oss-security/2022/09/23/4 Exploit Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/09/24/1 Exploit Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/09/24/2 Mailing List Third Party Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fd3d91ab1c6ab0628fe642dd570b56302c30a792
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/media/dvb-core/dmxdev.c Vendor Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://lore.kernel.org/all/20220908132754.30532-1-tiwai%40suse.de/
https://www.debian.org/security/2023/dsa-5324 Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/09/23/4 Exploit Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/09/24/1 Exploit Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/09/24/2 Mailing List Third Party Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fd3d91ab1c6ab0628fe642dd570b56302c30a792
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/media/dvb-core/dmxdev.c Vendor Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
https://lore.kernel.org/all/20220908132754.30532-1-tiwai%40suse.de/
https://www.debian.org/security/2023/dsa-5324 Third Party Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-41218 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-41218 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
Jalexander798/JA_Tools-Cybersecurity-Resource-2

None

Updated: 4 weeks, 1 day ago
0 stars 0 fork 0 watcher
Born at : July 25, 2025, 7:02 p.m. This repo has been linked 96 different CVEs too.
Profile Photo
bachkhoasoft/awesome-list-ks

None

Updated: 1 month, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : June 29, 2025, 6:30 a.m. This repo has been linked 94 different CVEs too.
Profile Photo
zecool/cve

None

Updated: 2 months ago
2 stars 0 fork 0 watcher
Born at : March 11, 2024, 1:21 p.m. This repo has been linked 935 different CVEs too.
Profile Photo
whoforget/CVE-POC

None

Updated: 2 years, 4 months ago
0 stars 2 fork 2 watcher
Born at : April 8, 2023, 6:19 a.m. This repo has been linked 928 different CVEs too.
Profile Photo
knd06/linux-kernel-exploitation

None

Updated: 8 months, 4 weeks ago
7 stars 0 fork 0 watcher
Born at : Feb. 25, 2023, 10:40 a.m. This repo has been linked 178 different CVEs too.
Profile Photo
k0mi-tg/CVE-POC

None

Updated: 1 year, 6 months ago
20 stars 3 fork 3 watcher
Born at : Feb. 14, 2023, 6:10 p.m. This repo has been linked 921 different CVEs too.
Profile Photo
WhooAmii/POC_to_review

None

Updated: 3 months ago
2 stars 2 fork 2 watcher
Born at : Nov. 25, 2022, 5:43 p.m. This repo has been linked 935 different CVEs too.
Profile Photo
Tobey123/CVE-2022-41218

Vulnerability Details for CVE-2022-41218

C

Updated: 2 years, 10 months ago
0 stars 5 fork 5 watcher
Born at : Oct. 3, 2022, 6:38 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
V4bel/CVE-2022-41218

Vulnerability Details for CVE-2022-41218

C

Updated: 1 year, 10 months ago
36 stars 7 fork 7 watcher
Born at : Sept. 30, 2022, 7:12 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
0xor0ne/awesome-list

Cybersecurity oriented awesome list

awesome awesome-list cybersecurity exploitation reverse-engineering

Updated: 1 day, 4 hours ago
2246 stars 219 fork 219 watcher
Born at : May 6, 2022, 6:02 p.m. This repo has been linked 98 different CVEs too.
Profile Photo
xairy/linux-kernel-exploitation

A collection of links related to Linux kernel security and exploitation

linux-kernel kernel-exploitation exploit privilege-escalation security

Updated: 1 month ago
6024 stars 954 fork 954 watcher
Born at : Nov. 13, 2016, 10:21 p.m. This repo has been linked 296 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-41218 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2022-41218 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 28, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-416
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2022/09/23/4
    Added Reference http://www.openwall.com/lists/oss-security/2022/09/24/1
    Added Reference http://www.openwall.com/lists/oss-security/2022/09/24/2
    Added Reference https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fd3d91ab1c6ab0628fe642dd570b56302c30a792
    Added Reference https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/media/dvb-core/dmxdev.c
    Added Reference https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
    Added Reference https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
    Added Reference https://lore.kernel.org/all/20220908132754.30532-1-tiwai%40suse.de/
    Added Reference https://www.debian.org/security/2023/dsa-5324
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Mar. 25, 2024

    Action Type Old Value New Value
    Added Reference MITRE https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fd3d91ab1c6ab0628fe642dd570b56302c30a792 [No types assigned]
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE https://lore.kernel.org/all/20220908132754.30532-1-tiwai%40suse.de/ [No types assigned]
    Removed Reference MITRE https://lore.kernel.org/all/[email protected]/
  • CVE Modified by [email protected]

    May. 03, 2023

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html [No Types Assigned]
  • CVE Modified by [email protected]

    Mar. 03, 2023

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Mar. 01, 2023

    Action Type Old Value New Value
    Changed Reference Type https://www.debian.org/security/2023/dsa-5324 No Types Assigned https://www.debian.org/security/2023/dsa-5324 Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jan. 26, 2023

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2023/dsa-5324 [No Types Assigned]
  • Modified Analysis by [email protected]

    Sep. 30, 2022

    Action Type Old Value New Value
    Changed Reference Type http://www.openwall.com/lists/oss-security/2022/09/23/4 No Types Assigned http://www.openwall.com/lists/oss-security/2022/09/23/4 Exploit, Mailing List, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2022/09/24/1 No Types Assigned http://www.openwall.com/lists/oss-security/2022/09/24/1 Exploit, Mailing List, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2022/09/24/2 No Types Assigned http://www.openwall.com/lists/oss-security/2022/09/24/2 Mailing List, Third Party Advisory
  • CVE Modified by [email protected]

    Sep. 24, 2022

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2022/09/24/1 [No Types Assigned]
    Added Reference http://www.openwall.com/lists/oss-security/2022/09/24/2 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 23, 2022

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2022/09/23/4 [No Types Assigned]
  • Initial Analysis by [email protected]

    Sep. 22, 2022

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/media/dvb-core/dmxdev.c No Types Assigned https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/media/dvb-core/dmxdev.c Vendor Advisory
    Changed Reference Type https://lore.kernel.org/all/[email protected]/ No Types Assigned https://lore.kernel.org/all/[email protected]/ Patch, Vendor Advisory
    Added CWE NIST CWE-416
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 5.19.10
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 5.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.44 }} 0.01%

score

0.62028

percentile