HighFix available
wifi: mac80211: check S1G action frame size
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 5.15.133, 6.1.55, 6.5.5
- CVEs
- CVE-2023-53257
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 03:24 UTC · Revision 1
Source evidence
wifi: mac80211: check S1G action frame size
core-osv · Original sourcePublished 15 Sept 2025, 14:46 UTC
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame.
osv:CVE-2023-53257
Kernel
Fixed versions: 5.15.133, 6.1.55, 6.5.5
Complete source record
{
"id": "954ee92b70777a89eb62d0a161eff972a244ba28f8957b3c085bbaaf9509590a",
"url": "https://osv.dev/vulnerability/CVE-2023-53257",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "wifi: mac80211: check S1G action frame size",
"summary": "In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check S1G action frame size Before checking the action code, check that it even exists in the frame.",
"evidence": "osv:CVE-2023-53257",
"products": [
{
"name": {
"value": "Kernel",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.15.133",
"evidence": "/affected/1/ranges"
},
{
"value": "6.1.55",
"evidence": "/affected/1/ranges"
},
{
"value": "6.5.5",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "CVE-2023-53257",
"aliases": [
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],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"
}
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"affected": [
{
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},
{
"fixed": "7ae7a1378a119780c8c17a6b5fc03011c3bb7029"
},
{
"fixed": "5e030a2509be72b452b6f4a800786d43229414db"
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{
"fixed": "19e4a47ee74718a22e963e8a647c8c3bfe8bb05c"
}
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],
"database_specific": {
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}
},
{
"ranges": [
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"type": "ECOSYSTEM",
"events": [
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{
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},
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "5.16.0"
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{
"fixed": "6.1.55"
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]
},
{
"type": "ECOSYSTEM",
"events": [
{
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{
"fixed": "6.5.5"
}
]
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],
"package": {
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"database_specific": {
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}
}
],
"modified": "2026-10-28T02:30:49.367289995Z",
"provider": "osv",
"references": [
"https://git.kernel.org/stable/c/19e4a47ee74718a22e963e8a647c8c3bfe8bb05c",
"https://git.kernel.org/stable/c/5e030a2509be72b452b6f4a800786d43229414db",
"https://git.kernel.org/stable/c/7ae7a1378a119780c8c17a6b5fc03011c3bb7029",
"https://git.kernel.org/stable/c/fedd9377dd9c71a950d432fbe1628eebfbed70a1",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53257.json",
"https://nvd.nist.gov/vuln/detail/CVE-2023-53257",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
],
"provider_metadata": {
"cna_assigner": "Linux",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53257.json"
}
},
"related_cves": [
{
"value": "CVE-2023-53257",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 517726,
"published_at": "2025-09-15T14:46:29.009+00:00"
}