What is CVE-2022-49447?

CVE-2022-49447 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 3.14 onward and patched in 4.9.318, 4.14.283, 4.19.247 and others. CVE-2022-49447 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49447?

CVE-2022-49447 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2022-49447?

Yes, CVE-2022-49447 has been patched. Fixed versions include 4.9.318, 4.14.283, 4.19.247 and others. If you are running Linux kernel 3.14 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49447 actively exploited?

CVE-2022-49447 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-49447

Medium

In the Linux kernel, the following vulnerability has been resolved: ARM: hisi: Add missing of_node_put after of_find_compatible_node of_find_compatible_node will increment the refcount of the returned device_node. Calling of_node_put() to avoid the refcount leak

Package Linux Kernel

Published 2025-02-26

Last modified 2025-10-01

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Affected versions

Linux kernel versions 3.14 and later are affected. Fixed in 4.9.318, 4.14.283, 4.19.247, 5.4.198, 5.10.121, 5.15.46, 5.17.14, 5.18.3, 5.19 and their respective stable series.

Affected from

≥ 3.14

Fixed in

✓ 4.9.318 4.9.x ✓ 4.14.283 4.14.x ✓ 4.19.247 4.19.x ✓ 5.4.198 5.4.x ✓ 5.10.121 5.10.x ✓ 5.15.46 5.15.x ✓ 5.17.14 5.17.x ✓ 5.18.3 5.18.x ✓ 5.19

References

The following references provide additional information about CVE-2022-49447 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/21a3effe446dd6dc5eed7fe897c2f9b88c9a5d6d
Patch
Kernel patch commit
https://git.kernel.org/stable/c/45d211668d33c49d73f5213e8c2b58468108647c
Patch
Kernel patch commit
https://git.kernel.org/stable/c/46cb7868811d025c3d29c10d18b3422db1cf20d5
Patch

9 patch commits total View all on NVD

Details

CVE ID CVE-2022-49447

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-02-26

Modified 2025-10-01

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2022-49447?

CVE-2022-49447 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 3.14 onward and has been patched in 4.9.318, 4.14.283, 4.19.247 and others. CVE-2022-49447 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49447?

CVE-2022-49447 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2022-49447?

Yes — CVE-2022-49447 has been patched. Fixed versions include 4.9.318, 4.14.283, 4.19.247 and others. If you are running Linux kernel 3.14 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49447 actively exploited?

No — CVE-2022-49447 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.