CVE & CISA-KEV Catalog

CVE-2022-49367

MEDIUM
5.5
CVSS v3
NVD

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.

How to fix

Remediation Available
linuxDebian
Fixed in:5.10.127-1CVE-2022-49367
Fixed in:5.18.5-1CVE-2022-49367
Fixed in:5.18.5-1CVE-2022-49367
Fixed in:5.18.5-1CVE-2022-49367

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.25%probability of exploitation in 30 days
17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Embed a live status badge for CVE-2022-49367
CVE-2022-49367 severity badge

Markdown

[![CVE-2022-49367](https://tridentstack.com/cve/badge/CVE-2022-49367.svg)](https://tridentstack.com/cve/CVE-2022-49367)

HTML

<a href="https://tridentstack.com/cve/CVE-2022-49367"><img src="https://tridentstack.com/cve/badge/CVE-2022-49367.svg" alt="CVE-2022-49367"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-01.