What is CVE-2024-43912?

CVE-2024-43912 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 3.16 onward and patched in 6.1.105, 6.6.46, 6.10.5 and others. CVE-2024-43912 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-43912?

CVE-2024-43912 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-2024-43912?

Yes, CVE-2024-43912 has been patched. Fixed versions include 6.1.105, 6.6.46, 6.10.5 and others. If you are running Linux kernel 3.16 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-43912 actively exploited?

CVE-2024-43912 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2024-43912

Medium

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: disallow setting special AP channel widths Setting the AP channel width is meant for use with the normal 20/40/... MHz channel width progression, and switching around in S1G or narrow channels isn't supported. Disallow that.

Package Linux Kernel

Published 2024-08-26

Last modified 2025-11-03

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 3.16 and later are affected. Fixed in 6.1.105, 6.6.46, 6.10.5, 6.11 and their respective stable series.

Affected from

≥ 3.16

Fixed in

✓ 6.1.105 6.1.x ✓ 6.6.46 6.6.x ✓ 6.10.5 6.10.x ✓ 6.11

References

The following references provide additional information about CVE-2024-43912 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Kernel patch commit
https://git.kernel.org/stable/c/23daf1b4c91db9b26f8425cc7039cf96d22ccbfe
Patch
Kernel patch commit
https://git.kernel.org/stable/c/3d42f2125f6c89e1e71c87b9f23412afddbba45e
Patch
Kernel patch commit
https://git.kernel.org/stable/c/ac3bf6e47fd8da9bfe8027e1acfe0282a91584fc
Patch

4 patch commits total View all on NVD

Details

CVE ID CVE-2024-43912

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-08-26

Modified 2025-11-03

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-43912?

CVE-2024-43912 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 3.16 onward and has been patched in 6.1.105, 6.6.46, 6.10.5 and others. CVE-2024-43912 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-43912?

CVE-2024-43912 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-2024-43912?

Yes — CVE-2024-43912 has been patched. Fixed versions include 6.1.105, 6.6.46, 6.10.5 and others. If you are running Linux kernel 3.16 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-43912 actively exploited?

No — CVE-2024-43912 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.