CVE-2022-50364NULL Pointer Dereference in Linux

Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedSep 17

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

NVDlinux/linux_kernel4.35.10.163+3
Debianlinux/linux_kernel< 5.10.178-1+3
CVEListV5linux/linuxb3fdd32799d834e2626fae087906e886037350c661df25c41b8e0d2c988ccf17139f70075a2e1ba4+5
debiandebian/linux< linux 6.1.4-1 (bookworm)

Patches

🔴Vulnerability Details

2
GHSA
GHSA-362x-cqj5-vh62: In the Linux kernel, the following vulnerability has been resolved: i2c: mux: reg: check return value after calling platform_get_resource() It will2025-09-17
OSV
CVE-2022-50364: In the Linux kernel, the following vulnerability has been resolved: i2c: mux: reg: check return value after calling platform_get_resource() It will ca2025-09-17

📋Vendor Advisories

2
Red Hat
kernel: i2c: mux: reg: check return value after calling platform_get_resource()2025-09-17
Debian
CVE-2022-50364: linux - In the Linux kernel, the following vulnerability has been resolved: i2c: mux: r...2022
CVE-2022-50364 — NULL Pointer Dereference in Linux | cvebase