CVE-2026-53257 PUBLISHED

wifi: cfg80211: enforce HE/EHT cap/oper consistency

Assigner: Linux
Reserved: 09.06.2026 Published: 25.06.2026 Updated: 25.06.2026

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.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 22c64f37e1d4e757b0073a72f1439c2c3509c5cb to 0f5e9ddd7e8e7758771a63cdd498a2007dc8da7a (excl.)
  • affected from 22c64f37e1d4e757b0073a72f1439c2c3509c5cb to cb9959ab5f99611d27a06586add84811fe8102dc (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.16 is affected
  • unaffected from 0 to 6.16 (excl.)
  • unaffected from 7.0.13 to 7.0.* (incl.)
  • unaffected from 7.1 to * (incl.)

References