CVE-2022-49367

MEDIUM

Linux Kernel - Refcount Leak in mv88e6xxx_mdios_register

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_register of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. mv88e6xxx_mdio_register() pass the device node to of_mdiobus_register(). We don't need the device node after it. Add missing of_node_put() to avoid refcount leak.

References (8)

Core 8

Scores

CVSS v3 5.5
EPSS 0.0026
EPSS Percentile 18.2%
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 (26)
linux/Kernel 4.11.0 - 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 < 4.11
Linux/Linux 4.11
Linux/Linux 4.14.283 - 4.14.*
... and 16 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026