CVE-2022-49370

MEDIUM

Linux Kernel - Use-After-Free in DMI Sysfs Handle Registration

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add() If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object. Fix this issue by calling kobject_put().

References (9)

Core 9

Scores

CVSS v3 5.5
EPSS 0.0028
EPSS Percentile 19.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-401
Status published
Products (29)
linux/Kernel 2.6.39 - 4.9.318linux
linux/Kernel 4.10.0 - 4.14.283linux
linux/Kernel 4.15.0 - 4.19.247linux
linux/Kernel 4.20.0 - 5.4.198linux
linux/Kernel 5.11.0 - 5.15.47linux
linux/Kernel 5.16.0 - 5.17.15linux
linux/Kernel 5.18.0 - 5.18.4linux
linux/Kernel 5.5.0 - 5.10.122linux
Linux/Linux < 2.6.39
Linux/Linux 2.6.39
... and 19 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026