CVE-2024-43912

wifi: nl80211: disallow setting special AP channel widths

MEDIUM

5.5

CVSS Score

Published: August 26, 2024 at 10:11 AM UTC

Updated: June 17, 2026 at 07:51 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

v < 6.1.1053.16 ≤ v < 6.1.1053.16 ≤ v < 6.10.53.16 ≤ v < 6.113.16 ≤ v < 6.6.466.2 ≤ v < 6.6.466.7 ≤ v < 6.10.53.16e16821bcfb364b0c41142db275dc74b39fa42c30

Vendor states this is fixed in 23daf1b4c91db9b26f8425cc7039cf96d22ccbfe (fixed)

Vendor states this is fixed in 3d42f2125f6c89e1e71c87b9f23412afddbba45e (fixed)

Vendor states this is fixed in ac3bf6e47fd8da9bfe8027e1acfe0282a91584fc (fixed)

Vendor states this is fixed in c6ea738e3feb407a3283197d9a25d0788f4f3cee (fixed)

Vendor states this is fixed in 3.16 (unaffected)

Vendor states this is fixed in 6.1.105 (unaffected)

Vendor states this is fixed in 6.10.5 (unaffected)

Vendor states this is fixed in 6.11 (unaffected)

Vendor states this is fixed in 6.6.46 (unaffected)