UnratedFix available
kernel: Fix of 6 CVEs
Type: advisorySources: OSV
- fix: virtio-net: Add validation for used length {CVE-2021-47352} - xen/netfront: don't use gnttab_query_foreign_access() for mapped status {CVE-2022-23037} - net/sched: sch_qfq: Fix race condition on qfq_aggregate {CVE-2025-38477} - net: fix information leakage in /proc/net/ptype {CVE-2022-48757} - net: atm: fix use after free in lec_send() {CVE-2025-22004} - ALSA: oss: Fix PCM OSS buffer allocation overflow {CVE-2022-49292}
- Products
- kernel, kernel-abi-whitelists, kernel-debug, kernel-debug-devel, kernel-devel, kernel-doc, kernel-firmware, kernel-headers, perf, python-perf
- Affected versions
- Not specified
- Fixed versions
- 2.6.32-754.35.8.el6.tuxcare.els27
- CVEs
- CVE-2021-47352, CVE-2022-23037, CVE-2022-48757, CVE-2022-49292, CVE-2025-22004, CVE-2025-38477
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 14:08 UTC · Revision 1
Source evidence
- fix: virtio-net: Add validation for used length {CVE-2021-47352} - xen/netfront: don't use gnttab_query_foreign_access() for mapped status {CVE-2022-23037} - net/sched: sch_qfq: Fix race condition on qfq_aggregate {CVE-2025-38477} - net: fix information leakage in /proc/net/ptype {CVE-2022-48757} - net: atm: fix use after free in lec_send() {CVE-2025-22004} - ALSA: oss: Fix PCM OSS buffer allocation overflow {CVE-2022-49292}
osv:CLSA-2025-1762455270
kernel
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
kernel-abi-whitelists
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
kernel-debug
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
kernel-debug-devel
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
kernel-devel
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
kernel-doc
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
kernel-firmware
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
kernel-headers
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
perf
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
python-perf
Fixed versions: 2.6.32-754.35.8.el6.tuxcare.els27
Complete source record
{
"id": "d771aa5260f7dd96d358c0f3e8a1e3ecbd7d482904a7fc0e8cebdad3d49e2673",
"url": "https://osv.dev/vulnerability/CLSA-2025-1762455270",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "kernel: Fix of 6 CVEs",
"summary": "- fix: virtio-net: Add validation for used length {CVE-2021-47352} - xen/netfront: don't use gnttab_query_foreign_access() for mapped status {CVE-2022-23037} - net/sched: sch_qfq: Fix race condition on qfq_aggregate {CVE-2025-38477} - net: fix information leakage in /proc/net/ptype {CVE-2022-48757} - net: atm: fix use after free in lec_send() {CVE-2025-22004} - ALSA: oss: Fix PCM OSS buffer allocation overflow {CVE-2022-49292}",
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"severity": "unknown",
"structured": {
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"aliases": [
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"package": {
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"ecosystem": "TuxCare:OracleLinux:6"
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],
"modified": "2026-10-21T10:48:17.710356615Z",
"provider": "osv",
"upstream": [
"CVE-2021-47352",
"CVE-2022-23037",
"CVE-2022-48757",
"CVE-2022-49292",
"CVE-2025-22004",
"CVE-2025-38477"
],
"references": [
"https://errata.tuxcare.com/els_os/oraclelinux6els/CLSA-2025-1762455270.html"
]
},
"related_cves": [
{
"value": "CVE-2021-47352",
"evidence": "/upstream"
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{
"value": "CVE-2022-23037",
"evidence": "/upstream"
},
{
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"evidence": "/upstream"
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{
"value": "CVE-2022-49292",
"evidence": "/upstream"
},
{
"value": "CVE-2025-22004",
"evidence": "/upstream"
},
{
"value": "CVE-2025-38477",
"evidence": "/upstream"
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],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 392921,
"published_at": "2025-11-06T18:54:37+00:00"
}