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CVE-2026-90381NVD
Vulnerability 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.
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.
CVSS v3.1 Base Metrics — Score 8.8 (HIGH)
Attack VectorAdjacent
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Affected & Patched Versions
- Linux Linux >= 82334623af0cd2154633cdb007719a321048fafc and < 063169a2755abdcbe7698d98360336abb6bef414
- Linux Linux >= 82334623af0cd2154633cdb007719a321048fafc and < 70869cc429fffc77de51e7777c0ecb651e8fca07
- Linux Linux >= 6.14
- Linux Linux 063169a2755abdcbe7698d98360336abb6bef414
- Linux Linux 70869cc429fffc77de51e7777c0ecb651e8fca07