CVE-2026-68407

wifi: nl80211: free RNR data on MBSSID mismatch

N/A

Published: August 10, 2026 at 12:04 PM UTC

Updated: August 19, 2026 at 05:20 PM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

N/A

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: free RNR data on MBSSID mismatch nl80211_parse_beacon() rejects EMA RNR data when there are fewer RNR entries than MBSSID entries. The rejected RNR allocation has not been attached to the beacon data yet, so free it before returning the error.

Affected

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

Linux Kernel · Linux

95%

6.1.160 ≤ v < 6.1.1836.4 ≤ v < 6.12.1016.4 ≤ v < 6.18.426.4 ≤ v < 6.6.1486.4 ≤ v < 7.1.66.4 ≤ v < 7.256189d7bc30531def6b999f27940ee43c6ff25696.1.160 6.4dbbb27e183b1568d5a907ace1cd144b0709ea52a

Vendor states this is fixed in 07a95ec2b54774201fdf4ef7ffb0ca2ab19ed29c (fixed)

Vendor states this is fixed in 312c8b9d7836ef58e552619a8c19be08b04032bb (fixed)

Vendor states this is fixed in 4b76fc30c80b240107a7de3c7560113c9290eafc (fixed)

Vendor states this is fixed in 6f919f29e9b75793104709987131b8d910d7800a (fixed)

Vendor states this is fixed in fa9592ef7de11f8c7042315d9bc20e91a97f679e (fixed)

Vendor states this is fixed in fb052a6e2fa866384d8edc237746583ec94c15af (fixed)

Vendor states this is fixed in 6.1.183 (unaffected)

Vendor states this is fixed in 6.12.101 (unaffected)

Vendor states this is fixed in 6.18.42 (unaffected)

Vendor states this is fixed in 6.4 (unaffected)

Vendor states this is fixed in 6.6.148 (unaffected)

Vendor states this is fixed in 7.1.6 (unaffected)