CVE-2026-90381

Summary

In the Linux kernel, the following vulnerability has been resolved:

wifi: mt76: fix handling channel context with different bands in mt76_switch_vif_chanctx()

When performing channel switches on different radios within a short timeframe, channel contexts with different bands can be carried for each struct ieee80211_vif_chanctx_switch.

Rework mt76_switch_vif_chanctx() to properly handle this scenario.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux82334623af0cd2154633cdb007719a321048fafc < 063169a2755abdcbe7698d98360336abb6bef414affected
LinuxLinux82334623af0cd2154633cdb007719a321048fafc < 70869cc429fffc77de51e7777c0ecb651e8fca07affected
LinuxLinux6.14affected
LinuxLinux0 < 6.14unaffected
LinuxLinux7.2.6 <= 7.2.*unaffected
LinuxLinux7.3-rc1 <= *unaffected

Weaknesses

References