wifi: iwlwifi: mvm: validate sta_id in BA window status notif
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: validate sta_id in BA window status notif BA_WINDOW_STATUS_NOTIFICATION_ID extracts a 5-bit sta_id from the firmware notification and uses it to index fw_id_to_mac_id[] without bounds checking. Validate sta_id before array access to prevent out-of-bounds indexing.
CVE-2026-93799
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-2026-93799
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": "3af512d6aac7eb6420086f124abb4426f5f4b369",
"lessThan": "f9938eb95e2ddab4a58d3946a320abcbd60b56a4",
"versionType": "git"
},
{
"status": "affected",
"version": "3af512d6aac7eb6420086f124abb4426f5f4b369",
"lessThan": "bb08fbbbd5568d33069485ecb0a1657f115a4e9f",
"versionType": "git"
},
{
"status": "affected",
"version": "3af512d6aac7eb6420086f124abb4426f5f4b369",
"lessThan": "e35ae757c6462bfd3437bf58121bb721fe1f790c",
"versionType": "git"
},
{
"status": "affected",
"version": "3af512d6aac7eb6420086f124abb4426f5f4b369",
"lessThan": "6aa77efaea9efea92e3090c35ad348fd759a3cf3",
"versionType": "git"
}
],
"programFiles": [
"drivers/net/wireless/intel/iwlwifi/mvm/rx.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "4.6"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "4.6",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.6.158",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.111",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.53",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/net/wireless/intel/iwlwifi/mvm/rx.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-93799
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #8276 · Revision 1
- Added to Heist Feed
- Publisher date