CVE-2022-41218

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.

CVSS v3.0 5.5 MEDIUM

5.5^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/media/dvb-core/dmxdev.c	Vendor Advisory
https://lore.kernel.org/all/20220908132754.30532-1-tiwai@suse.de/	Patch Vendor 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://www.debian.org/security/2023/dsa-5324	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Information

Published : 2022-09-21 00:15

Updated : 2023-03-02 17:15

NVD link : CVE-2022-41218

Mitre link : CVE-2022-41218

JSON object : View

CWE

CWE-416

Use After Free

Products Affected

debian

debian_linux

linux

linux_kernel

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5.5 /10