CVE-2022-49621

MEDIUM

Linux Kernel - Refcount Leak in pmac32-cpufreq via of_find_node_by_name

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: cpufreq: pmac32-cpufreq: Fix refcount leak bug In pmac_cpufreq_init_MacRISC3(), we need to add corresponding of_node_put() for the three node pointers whose refcount have been incremented by of_find_node_by_name().

References (8)

Core 8

Scores

CVSS v3 5.5
EPSS 0.0025
EPSS Percentile 16.8%
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

Status published
Products (27)
linux/Kernel 2.6.12 - 4.9.324linux
linux/Kernel 4.10.0 - 4.14.289linux
linux/Kernel 4.15.0 - 4.19.253linux
linux/Kernel 4.20.0 - 5.4.207linux
linux/Kernel 5.11.0 - 5.15.56linux
linux/Kernel 5.16.0 - 5.18.13linux
linux/Kernel 5.5.0 - 5.10.132linux
Linux/Linux < 2.6.12
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 37c16fc2cb13a13f3c0193bfc6f2edef7d7df7d7
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 3ea9dbf7c2f436952bca331c6f5d72f75aca224e
... and 17 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026