CVE-2026-53257wifi: cfg80211: enforce HE/EHT cap/oper consistency
Updated under an hour ago ()
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It affects Linux and 1 other product. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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Free account, 1 product
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: enforce HE/EHT cap/oper consistency Xiang Mei reports that mac80211 could crash if eht_cap is set but eht_oper isn't. Rather than fixing that for the individual user(s), enforce that both HE/EHT have consistent elements.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- 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
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from 22c64f37e1d4e757b0073a72f1439c2c3509c5cb before afe815a67ec8f2fd03c261fb64f5cde7eb05c17a; 22c64f37e1d4e757b0073a72f1439c2c3509c5cb builds before 0f5e9ddd7e8e7758771a63cdd498a2007dc8da7a; from 22c64f37e1d4e757b0073a72f1439c2c3509c5cb before cb9959ab5f99611d27a06586add84811fe8102dc | CNA record |
linux linux_kernel linux:linux_kernel | from 6.16 before 7.0.13; 7.1; 7.1; 7.1; 7.1; 7.1; 7.1 | NVD |
References
- https://git.kernel.org/stable/c/afe815a67ec8f2fd03c261fb64f5cde7eb05c17a
- https://git.kernel.org/stable/c/0f5e9ddd7e8e7758771a63cdd498a2007dc8da7apatch
- https://git.kernel.org/stable/c/cb9959ab5f99611d27a06586add84811fe8102dcpatch
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.