CVE-2022-50364

MEDIUM

Linux Kernel <5.10.163, <5.15.86, <6.0.16, 6.1-<6.1.2 - I2C Mux Null Pointer Dereference

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: i2c: mux: reg: check return value after calling platform_get_resource() It will cause null-ptr-deref in resource_size(), if platform_get_resource() returns NULL, move calling resource_size() after devm_ioremap_resource() that will check 'res' to avoid null-ptr-deref. And use devm_platform_get_and_ioremap_resource() to simplify code.

References (5)

Core 5

Scores

CVSS v3 5.5
EPSS 0.0019
EPSS Percentile 8.8%
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-476
Status published
Products (17)
linux/Kernel 4.3.0 - 5.10.163linux
linux/Kernel 5.11.0 - 5.15.86linux
linux/Kernel 5.16.0 - 6.0.16linux
linux/Kernel 6.1.0 - 6.1.2linux
Linux/Linux < 4.3
Linux/Linux 4.3
Linux/Linux 5.10.163 - 5.10.*
Linux/Linux 5.15.86 - 5.15.*
Linux/Linux 6.0.16 - 6.0.*
Linux/Linux 6.1.2 - 6.1.*
... and 7 more
Published Sep 17, 2025
Tracked Since Feb 18, 2026