0.0
NA
CVE-2026-53257
wifi: cfg80211: enforce HE/EHT cap/oper consistency
Description

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.

INFO

Published Date :

June 25, 2026, 8:39 a.m.

Last Modified :

June 25, 2026, 8:39 a.m.

Remotely Exploit :

No

Source :

Linux
Affected Products

The following products are affected by CVE-2026-53257 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Ensure consistent configuration of HE/EHT capabilities and operations to prevent crashes.
  • Update the Linux kernel to the latest stable version.
  • Apply the patch for cfg80211 HE/EHT consistency.
  • Verify HE and EHT settings are synchronized.
  • Test for system stability after applying changes.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-53257 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.