wifi: mac80211: set up the TX info early to fix failure paths
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: set up the TX info early to fix failure paths The previous commit 2c51457d930f ("wifi: mac80211: free ack status frame on TX header build failure") cleaned up the leak, but still left the code a bit messy and the failed SKB didn't get reported to userspace. Fix this up by initialising skb->cb[] earlier, which allows using ieee80211_free_txskb() and therefore reports it for the failure in ieee80211_build_hdr(), and unifies the ieee80211_skb_resize() failure path with it.
CVE-2026-98325
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-2026-98325
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": "c3e7724b6bc2f25e46c38dbe68f09d71fafeafb8",
"lessThan": "df711e9fa20d7e996711c7f43a11a71805bef78d",
"versionType": "git"
},
{
"status": "affected",
"version": "c3e7724b6bc2f25e46c38dbe68f09d71fafeafb8",
"lessThan": "420fcc2fdeae6ecd682d2b1605a0a54c88aed4aa",
"versionType": "git"
},
{
"status": "affected",
"version": "c3e7724b6bc2f25e46c38dbe68f09d71fafeafb8",
"lessThan": "36e6f0a5e6d7238f4023e77f423c1c1414374309",
"versionType": "git"
},
{
"status": "affected",
"version": "c3e7724b6bc2f25e46c38dbe68f09d71fafeafb8",
"lessThan": "0fb37d2b6cb829cebdaea80f39011469f474bdcc",
"versionType": "git"
},
{
"status": "affected",
"version": "c3e7724b6bc2f25e46c38dbe68f09d71fafeafb8",
"lessThan": "03d67414bd05b86029afc14535238a9393eac1c6",
"versionType": "git"
},
{
"status": "affected",
"version": "c3e7724b6bc2f25e46c38dbe68f09d71fafeafb8",
"lessThan": "50d3d79dc0743b616afb00d01a626c76758721f7",
"versionType": "git"
},
{
"status": "affected",
"version": "fd39be7ff6f81f2dc91ba6e5f87944abef5b4802",
"versionType": "git"
},
{
"status": "affected",
"version": "3.6.3",
"lessThan": "3.7",
"versionType": "semver"
}
],
"programFiles": [
"net/mac80211/tx.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "3.7"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "3.7",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.1.189",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.158",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"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/mac80211/tx.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-98325
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #38404 · Revision 1
- Added to Heist Feed
- Publisher date