net: dsa: mv88e6xxx: Fix refcount leak in mv88e6xxx_mdios_register
Published Feb 26, 2025
5.5
MEDIUMCVSS 3.1
EPSS 0.27%
Description
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.
Affected products
-
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version
-
- Version 4.11StatusaffectedConstraints-
- Version 0StatusunaffectedConstraints<4.11
- Version 4.14.283StatusunaffectedConstraints<=4.14.*
- Version 4.19.247StatusunaffectedConstraints<=4.19.*
- Version 5.10.122StatusunaffectedConstraints<=5.10.*
- Version 5.15.47StatusunaffectedConstraints<=5.15.*
- Version 5.17.15StatusunaffectedConstraints<=5.17.*
- Version 5.18.4StatusunaffectedConstraints<=5.18.*
- Version 5.19StatusunaffectedConstraints<=*
- Version 5.4.198StatusunaffectedConstraints<=5.4.*
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | |||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Linux | Linux | unaffected |
| |||||||||||||||||||||||||||||||||
| Linux | Linux | affected |
|
- ≥ 4.11 · < 4.14.283
- ≥ 4.15 · < 4.19.247
- ≥ 4.20 · < 5.4.198
- ≥ 5.5 · < 5.10.122
- ≥ 5.11 · < 5.15.47
- ≥ 5.16 · < 5.17.15
- ≥ 5.18 · < 5.18.4
No data.
Red Hat Enterprise Linux 10
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Not affected
Red Hat Enterprise Linux 7
kernel-rt
Not affected
Red Hat Enterprise Linux 8
kernel
Not affected
Red Hat Enterprise Linux 8
kernel-rt
Not affected
Red Hat Enterprise Linux 9
kernel
Not affected
Red Hat Enterprise Linux 9
kernel-rt
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 10 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 8 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise Linux 9 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 9 | kernel-rt | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Oct 1, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2025–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (4 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.27% (0.00269) | 17.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.25% (0.00247) | 15.71th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.04% (0.00045) | 11.12th | v4 (v2025.03.14) |
| Feb 27, 2025 | 0.04% (0.00044) | 15.63th | v3 (v2023.03.01) |
No CWE recorded.
References (13)
- https://access.redhat.com/security/cve/CVE-2022-49367 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2347986 Issue Tracking
- https://git.kernel.org/stable/c/02ded5a173619b11728b8bf75a3fd995a2c1ff28 Patch
- https://git.kernel.org/stable/c/42658e47f1abbbe592007d3ba303de466114d0bb Patch
- https://git.kernel.org/stable/c/86c3c5f8e4bd1325e24f6fba9017cade29933377 Patch
- https://git.kernel.org/stable/c/8a1a1255152da4fb934290e7ababc66f24985520 Patch
- https://git.kernel.org/stable/c/a101793994c0a14c70bb4e44c7fda597eeebba0a Patch
- https://git.kernel.org/stable/c/c1df9cb756e5a9ba1841648c44ee5d92306b9c65 Patch
- https://git.kernel.org/stable/c/dc1cf8c6f9793546696fded437a5b4c84944c48b Patch
- https://git.kernel.org/stable/c/e0d763d0c7665c7897e4f5a0847ab0c82543345f Patch
- https://lore.kernel.org/linux-cve-announce/2025022645-CVE-2022-49367-3b2e@gregkh/T
- https://nvd.nist.gov/vuln/detail/CVE-2022-49367
- https://www.cve.org/CVERecord?id=CVE-2022-49367
Change history (0)
No recorded changes yet.