CVE-2026-68407wifi: nl80211: free RNR data on MBSSID mismatch
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- Not yet scored
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Aug 19, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | 56189d7bc30531def6b999f27940ee43c6ff2569 builds before 4b76fc30c80b240107a7de3c7560113c9290eafc; from dbbb27e183b1568d5a907ace1cd144b0709ea52a before fa9592ef7de11f8c7042315d9bc20e91a97f679e; from dbbb27e183b1568d5a907ace1cd144b0709ea52a before 312c8b9d7836ef58e552619a8c19be08b04032bb; from dbbb27e183b1568d5a907ace1cd144b0709ea52a before fb052a6e2fa866384d8edc237746583ec94c15af; from dbbb27e183b1568d5a907ace1cd144b0709ea52a before 6f919f29e9b75793104709987131b8d910d7800a; from dbbb27e183b1568d5a907ace1cd144b0709ea52a before 07a95ec2b54774201fdf4ef7ffb0ca2ab19ed29c; from 6.1.160 before 6.1.183 | CNA record |
References
- https://git.kernel.org/stable/c/4b76fc30c80b240107a7de3c7560113c9290eafc
- https://git.kernel.org/stable/c/fa9592ef7de11f8c7042315d9bc20e91a97f679e
- https://git.kernel.org/stable/c/312c8b9d7836ef58e552619a8c19be08b04032bb
- https://git.kernel.org/stable/c/fb052a6e2fa866384d8edc237746583ec94c15af
- https://git.kernel.org/stable/c/6f919f29e9b75793104709987131b8d910d7800a
- https://git.kernel.org/stable/c/07a95ec2b54774201fdf4ef7ffb0ca2ab19ed29c
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.