suse-su-2025:03552-1
Vulnerability from csaf_suse
Published
2025-10-11 16:04
Modified
2025-10-11 16:04
Summary
Security update for the Linux Kernel (Live Patch 42 for SLE 15 SP4)
Notes
Title of the patch
Security update for the Linux Kernel (Live Patch 42 for SLE 15 SP4)
Description of the patch
This update for the Linux Kernel 5.14.21-150400_24_170 fixes one issue.
The following security issue was fixed:
- CVE-2025-38477: net/sched: sch_qfq: Fix race condition on qfq_aggregate (bsc#1247315).
Patchnames
SUSE-2025-3552,SUSE-SLE-Module-Live-Patching-15-SP4-2025-3552
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
{
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"text": "important"
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"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"text": "Copyright 2024 SUSE LLC. All rights reserved.",
"tlp": {
"label": "WHITE",
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"notes": [
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"category": "summary",
"text": "Security update for the Linux Kernel (Live Patch 42 for SLE 15 SP4)",
"title": "Title of the patch"
},
{
"category": "description",
"text": "This update for the Linux Kernel 5.14.21-150400_24_170 fixes one issue.\n\nThe following security issue was fixed:\n\n- CVE-2025-38477: net/sched: sch_qfq: Fix race condition on qfq_aggregate (bsc#1247315).\n",
"title": "Description of the patch"
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{
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"text": "SUSE-2025-3552,SUSE-SLE-Module-Live-Patching-15-SP4-2025-3552",
"title": "Patchnames"
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{
"category": "legal_disclaimer",
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"title": "Terms of use"
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"summary": "SUSE ratings",
"url": "https://www.suse.com/support/security/rating/"
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"summary": "URL of this CSAF notice",
"url": "https://ftp.suse.com/pub/projects/security/csaf/suse-su-2025_03552-1.json"
},
{
"category": "self",
"summary": "URL for SUSE-SU-2025:03552-1",
"url": "https://www.suse.com/support/update/announcement/2025/suse-su-202503552-1/"
},
{
"category": "self",
"summary": "E-Mail link for SUSE-SU-2025:03552-1",
"url": "https://lists.suse.com/pipermail/sle-updates/2025-October/042104.html"
},
{
"category": "self",
"summary": "SUSE Bug 1247315",
"url": "https://bugzilla.suse.com/1247315"
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"summary": "SUSE CVE CVE-2025-38477 page",
"url": "https://www.suse.com/security/cve/CVE-2025-38477/"
}
],
"title": "Security update for the Linux Kernel (Live Patch 42 for SLE 15 SP4)",
"tracking": {
"current_release_date": "2025-10-11T16:04:03Z",
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"id": "SUSE-SU-2025:03552-1",
"initial_release_date": "2025-10-11T16:04:03Z",
"revision_history": [
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"date": "2025-10-11T16:04:03Z",
"number": "1",
"summary": "Current version"
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],
"status": "final",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
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"category": "product_version",
"name": "kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.ppc64le",
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"name": "x86_64"
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"name": "SUSE Linux Enterprise Live Patching 15 SP4",
"product": {
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"product_id": "SUSE Linux Enterprise Live Patching 15 SP4",
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"relates_to_product_reference": "SUSE Linux Enterprise Live Patching 15 SP4"
},
{
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"product_id": "SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.s390x"
},
"product_reference": "kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.s390x",
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{
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]
},
"vulnerabilities": [
{
"cve": "CVE-2025-38477",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2025-38477"
}
],
"notes": [
{
"category": "general",
"text": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/sched: sch_qfq: Fix race condition on qfq_aggregate\n\nA race condition can occur when \u0027agg\u0027 is modified in qfq_change_agg\n(called during qfq_enqueue) while other threads access it\nconcurrently. For example, qfq_dump_class may trigger a NULL\ndereference, and qfq_delete_class may cause a use-after-free.\n\nThis patch addresses the issue by:\n\n1. Moved qfq_destroy_class into the critical section.\n\n2. Added sch_tree_lock protection to qfq_dump_class and\nqfq_dump_class_stats.",
"title": "CVE description"
}
],
"product_status": {
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"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.s390x",
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},
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"summary": "CVE-2025-38477",
"url": "https://www.suse.com/security/cve/CVE-2025-38477"
},
{
"category": "external",
"summary": "SUSE Bug 1247314 for CVE-2025-38477",
"url": "https://bugzilla.suse.com/1247314"
},
{
"category": "external",
"summary": "SUSE Bug 1247315 for CVE-2025-38477",
"url": "https://bugzilla.suse.com/1247315"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
"product_ids": [
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.ppc64le",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.s390x",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.x86_64"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 7,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"products": [
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"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.s390x",
"SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_170-default-5-150400.2.1.x86_64"
]
}
],
"threats": [
{
"category": "impact",
"date": "2025-10-11T16:04:03Z",
"details": "important"
}
],
"title": "CVE-2025-38477"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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