What is CVE-2022-49237?

CVE-2022-49237 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.17 onward and patched in 5.17.2 and 5.18. CVE-2022-49237 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-49237?

CVE-2022-49237 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-2022-49237?

Yes, CVE-2022-49237 has been patched. Fixed versions include 5.17.2 and 5.18. If you are running Linux kernel 5.17 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-49237 actively exploited?

CVE-2022-49237 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-49237

Medium

In the Linux kernel, the following vulnerability has been resolved: ath11k: add missing of_node_put() to avoid leak The node pointer is returned by of_find_node_by_type() or of_parse_phandle() with refcount incremented. Calling of_node_put() to aovid 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 5.17 and later are affected. Fixed in 5.17.2, 5.18 and their respective stable series.

Affected from

≥ 5.17

Fixed in

✓ 5.17.2 5.17.x ✓ 5.18

References

The following references provide additional information about CVE-2022-49237 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/3d38faef0de1756994b3d95e47b2302842f729e2
Patch
Kernel patch commit
https://git.kernel.org/stable/c/7d51cb010b20d70b16dc6e4341bf29d6c5b32564
Patch

Details

CVE ID CVE-2022-49237

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-2022-49237?

CVE-2022-49237 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.17 onward and has been patched in 5.17.2 and 5.18. CVE-2022-49237 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-49237?

CVE-2022-49237 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-2022-49237?

Yes — CVE-2022-49237 has been patched. Fixed versions include 5.17.2 and 5.18. If you are running Linux kernel 5.17 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-49237 actively exploited?

No — CVE-2022-49237 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.