HighFix available
linux — security advisory
In the Linux kernel, the following vulnerability has been resolved: fs: drop peer group ids under namespace lock When cleaning up peer group ids in the failure path we need to make sure to hold on to the namespace lock. Otherwise another thread might just turn the mount from a shared into a non-shared mount concurrently.
- Products
- linux
- Affected versions
- Not specified
- Fixed versions
- 6.1.25-1
- CVEs
- CVE-2023-54128
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 16:17 UTC · Revision 1
Source evidence
In the Linux kernel, the following vulnerability has been resolved: fs: drop peer group ids under namespace lock When cleaning up peer group ids in the failure path we need to make sure to hold on to the namespace lock. Otherwise another thread might just turn the mount from a shared into a non-shared mount concurrently.
osv:DEBIAN-CVE-2023-54128
linux
Fixed versions: 6.1.25-1
linux
Fixed versions: 6.1.25-1
linux
Fixed versions: 6.1.25-1
Complete source record
{
"id": "c490fc0d550d168f9dfa98b26e2097b269dcbb3f8654a36df0fa89307aedbc14",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2023-54128",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2023-54128",
"summary": "In the Linux kernel, the following vulnerability has been resolved: fs: drop peer group ids under namespace lock When cleaning up peer group ids in the failure path we need to make sure to hold on to the namespace lock. Otherwise another thread might just turn the mount from a shared into a non-shared mount concurrently.",
"evidence": "osv:DEBIAN-CVE-2023-54128",
"products": [
{
"name": {
"value": "linux",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "6.1.25-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
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{
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"severity": "high",
"structured": {
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"aliases": [
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],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
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"events": [
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{
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],
"package": {
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"purl": "pkg:deb/debian/linux?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-54128.json"
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{
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"package": {
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"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-54128.json"
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"ecosystem_specific": {
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{
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],
"package": {
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"purl": "pkg:deb/debian/linux?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2023-54128.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-26T18:02:56.072204392Z",
"provider": "osv",
"upstream": [
"CVE-2023-54128"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2023-54128"
]
},
"related_cves": [
{
"value": "CVE-2023-54128",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 457232,
"published_at": "2025-12-24T13:16:14.787+00:00"
}