UnratedFix available
kernel: Fix of CVE-2026-46300
Type: advisorySources: OSV
- net: skbuff: propagate shared-frag marker through pskb_copy()
- Products
- bpftool, kernel, kernel-core, kernel-cross-headers, kernel-debug, kernel-debug-core, kernel-debug-devel, kernel-debug-modules, kernel-debug-modules-extra, kernel-debug-modules-internal, kernel-devel, kernel-headers, kernel-ipaclones-internal, kernel-modules, kernel-modules-extra, kernel-modules-internal, kernel-selftests-internal, kernel-tools, kernel-tools-libs, kernel-tools-libs-devel, perf, python3-perf
- Affected versions
- Not specified
- Fixed versions
- 4.18.0-305.25.1.el8_4.tuxcare.els38
- CVEs
- CVE-2026-46300
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:11 UTC · Revision 1
Source evidence
- net: skbuff: propagate shared-frag marker through pskb_copy()
osv:CLSA-2026-1778783204
bpftool
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-core
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-cross-headers
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-debug
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-debug-core
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-debug-devel
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-debug-modules
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-debug-modules-extra
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-debug-modules-internal
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-devel
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-headers
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-ipaclones-internal
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-modules
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-modules-extra
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-modules-internal
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-selftests-internal
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-tools
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-tools-libs
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
kernel-tools-libs-devel
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
perf
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
python3-perf
Fixed versions: 4.18.0-305.25.1.el8_4.tuxcare.els38
Complete source record
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"introduced": "0"
},
{
"fixed": "4.18.0-305.25.1.el8_4.tuxcare.els38"
}
]
}
],
"package": {
"name": "kernel-tools-libs-devel",
"purl": "pkg:rpm/tuxcare/kernel-tools-libs-devel?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1778783204.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.18.0-305.25.1.el8_4.tuxcare.els38"
}
]
}
],
"package": {
"name": "perf",
"purl": "pkg:rpm/tuxcare/perf?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1778783204.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.18.0-305.25.1.el8_4.tuxcare.els38"
}
]
}
],
"package": {
"name": "python3-perf",
"purl": "pkg:rpm/tuxcare/python3-perf?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1778783204.json"
}
}
],
"modified": "2026-10-26T09:31:49.723248796Z",
"provider": "osv",
"upstream": [
"CVE-2026-46300"
],
"references": [
"https://errata.tuxcare.com/els_os/centos8.4els/CLSA-2026-1778783204.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-46300"
]
},
"related_cves": [
{
"value": "CVE-2026-46300",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 448605,
"published_at": "2026-10-18T05:50:20+00:00"
}