wifi: cfg80211: don't get the radio mask for netdev-less wdevs
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: don't get the radio mask for netdev-less wdevs cfg80211_calculate_bi_data() calls rdev_get_radio_mask() with wdev->netdev, which can be NULL and then crashes in mac80211. To avoid that, invert the order of checks since wdev->netdev is always valid for beaconing interfaces.
CVE-2026-98346
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-2026-98346
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": "abb4cfe3661aa05426916b21164f88ca5a405a3a",
"lessThan": "5b313159c970e945ee125ca87fad0d96ed913e55",
"versionType": "git"
},
{
"status": "affected",
"version": "abb4cfe3661aa05426916b21164f88ca5a405a3a",
"lessThan": "693d777846d525b8b218bad97a1befa5d9bd4334",
"versionType": "git"
},
{
"status": "affected",
"version": "abb4cfe3661aa05426916b21164f88ca5a405a3a",
"lessThan": "7166da84a7fe3553f9065782fd80299a37b150e5",
"versionType": "git"
},
{
"status": "affected",
"version": "abb4cfe3661aa05426916b21164f88ca5a405a3a",
"lessThan": "a7783e585360ee05dfe21d3173dbbe985c94f29e",
"versionType": "git"
}
],
"programFiles": [
"net/wireless/util.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.11"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.11",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.12.112",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.54",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.8",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"net/wireless/util.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-98346
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #38425 · Revision 1
- Added to Heist Feed
- Publisher date