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CVE-2022-41218 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2022-41218

CVE-2022-41218

MEDIUM5.5

In drivers/media/dvb-core/dmxdev

Published Sep 21, 2022

Modified 9 months ago

Details

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.

References

WEB

http://www.openwall.com/lists/oss-security/2022/09/23/4

WEB

http://www.openwall.com/lists/oss-security/2022/09/24/1

WEB

http://www.openwall.com/lists/oss-security/2022/09/24/2

WEB

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fd3d91ab1c6ab0628fe642dd570b56302c30a792

WEB

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/media/dvb-core/dmxdev.c

WEB

https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html

WEB

https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html

WEB

https://lore.kernel.org/all/20220908132754.30532-1-tiwai%40suse.de/

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2022-41218

ADVISORY

https://www.debian.org/security/2023/dsa-5324

CVSS Analysis

CVSS v3.1

5.5

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

5.5/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Ecosystems

Timeline

PublishedSep 21, 2022

ModifiedMay 28, 2025