CVE-2022-50427

MEDIUM

Linux Kernel Use-After-Free in ALSA AC97 Device Registration

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() If device_register() fails in snd_ac97_dev_register(), it should call put_device() to give up reference, or the name allocated in dev_set_name() is leaked.

Scores

CVSS v3 5.5
EPSS 0.0014
EPSS Percentile 3.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (27)
linux/Kernel 2.6.14 - 4.9.332linux
linux/Kernel 4.10.0 - 4.14.298linux
linux/Kernel 4.15.0 - 4.19.264linux
linux/Kernel 4.20.0 - 5.4.223linux
linux/Kernel 5.11.0 - 5.15.77linux
linux/Kernel 5.16.0 - 6.0.7linux
linux/Kernel 5.5.0 - 5.10.153linux
Linux/Linux < 2.6.14
Linux/Linux 0ca06a00e206b963587ac471e6d1c52bf33b9a18 - 0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb
Linux/Linux 0ca06a00e206b963587ac471e6d1c52bf33b9a18 - 4881bda5ea05c8c240fc8afeaa928e2bc43f61fa
... and 17 more
Published Oct 01, 2025
Tracked Since Feb 18, 2026