wifi: mt76: fix handling channel context with different bands in mt76_switch_vif_chanctx()
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.
CVE-2026-90381
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-90381
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "82334623af0cd2154633cdb007719a321048fafc",
"lessThan": "7a1b971b799eae8a957acb90d8100576df889644",
"versionType": "git"
},
{
"status": "affected",
"version": "82334623af0cd2154633cdb007719a321048fafc",
"lessThan": "063169a2755abdcbe7698d98360336abb6bef414",
"versionType": "git"
},
{
"status": "affected",
"version": "82334623af0cd2154633cdb007719a321048fafc",
"lessThan": "70869cc429fffc77de51e7777c0ecb651e8fca07",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/wireless/mediatek/mt76/channel.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.14"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.14",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.18.57",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.6",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/wireless/mediatek/mt76/channel.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-90381
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #36707 · Revision 1
- Added to Heist Feed
- Publisher date