HighFix available
Red Hat Security Advisory: kernel security update
Type: advisorySources: OSV
- Products
- bpftool, bpftool-debuginfo, kernel, kernel-abi-stablelists, kernel-core, kernel-debug, kernel-debug-core, kernel-debug-debuginfo, kernel-debug-devel, kernel-debug-modules, kernel-debug-modules-extra, kernel-debuginfo, kernel-debuginfo-common-x86_64, kernel-devel, kernel-doc, kernel-modules, kernel-modules-extra, kernel-tools, kernel-tools-debuginfo, kernel-tools-libs, perf, perf-debuginfo, python3-perf, python3-perf-debuginfo
- Affected versions
- Not specified
- Fixed versions
- 0:4.18.0-305.190.1.el8_4
- CVEs
- CVE-2025-71238, CVE-2026-23193, CVE-2026-31402, CVE-2026-31431, CVE-2026-43077
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 28 Oct 2026, 12:30 UTC · Revision 1
Source evidence
Red Hat Security Advisory: kernel security update
core-osv · Original sourcePublished 7 May 2026, 10:07 UTC
Red Hat Security Advisory: kernel security update
osv:RHSA-2026:14165
bpftool
Fixed versions: 0:4.18.0-305.190.1.el8_4
bpftool-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-abi-stablelists
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-core
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-core
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-devel
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-modules
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-modules-extra
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debuginfo-common-x86_64
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-devel
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-doc
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-modules
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-modules-extra
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-tools
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-tools-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-tools-libs
Fixed versions: 0:4.18.0-305.190.1.el8_4
perf
Fixed versions: 0:4.18.0-305.190.1.el8_4
perf-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
python3-perf
Fixed versions: 0:4.18.0-305.190.1.el8_4
python3-perf-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
bpftool
Fixed versions: 0:4.18.0-305.190.1.el8_4
bpftool-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-abi-stablelists
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-core
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-core
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-devel
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-modules
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debug-modules-extra
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-debuginfo-common-x86_64
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-devel
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-doc
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-modules
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-modules-extra
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-tools
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-tools-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
kernel-tools-libs
Fixed versions: 0:4.18.0-305.190.1.el8_4
perf
Fixed versions: 0:4.18.0-305.190.1.el8_4
perf-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
python3-perf
Fixed versions: 0:4.18.0-305.190.1.el8_4
python3-perf-debuginfo
Fixed versions: 0:4.18.0-305.190.1.el8_4
Complete source record
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"severity": "high",
"structured": {
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"aliases": [
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],
"metrics": [
{
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"https://access.redhat.com/errata/RHSA-2026:14165",
"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2439887",
"https://bugzilla.redhat.com/show_bug.cgi?id=2444398",
"https://bugzilla.redhat.com/show_bug.cgi?id=2454844",
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"https://www.cve.org/CVERecord?id=CVE-2025-71238",
"https://nvd.nist.gov/vuln/detail/CVE-2025-71238",
"https://lore.kernel.org/linux-cve-announce/2026030437-CVE-2025-71238-76bc@gregkh/T",
"https://access.redhat.com/security/cve/CVE-2026-23193",
"https://www.cve.org/CVERecord?id=CVE-2026-23193",
"https://nvd.nist.gov/vuln/detail/CVE-2026-23193",
"https://lore.kernel.org/linux-cve-announce/2026021434-CVE-2026-23193-2c6c@gregkh/T",
"https://access.redhat.com/security/cve/CVE-2026-31402",
"https://www.cve.org/CVERecord?id=CVE-2026-31402",
"https://nvd.nist.gov/vuln/detail/CVE-2026-31402",
"https://lore.kernel.org/linux-cve-announce/2026040327-CVE-2026-31402-3e6a@gregkh/T",
"https://access.redhat.com/security/cve/CVE-2026-31431",
"https://access.redhat.com/security/vulnerabilities/RHSB-2026-002",
"https://www.cve.org/CVERecord?id=CVE-2026-31431",
"https://nvd.nist.gov/vuln/detail/CVE-2026-31431",
"https://access.redhat.com/articles/7141989",
"https://access.redhat.com/solutions/7141931",
"https://access.redhat.com/solutions/7141979",
"https://access.redhat.com/solutions/7141990",
"https://access.redhat.com/solutions/7141996",
"https://access.redhat.com/solutions/7142032",
"https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/9/html/managing_monitoring_and_updating_the_kernel/configuring-kernel-command-line-parameters_managing-monitoring-and-updating-the-kernel",
"https://lore.kernel.org/linux-cve-announce/2026042214-CVE-2026-31431-3d65@gregkh/T",
"https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
"https://access.redhat.com/security/cve/CVE-2026-43077",
"https://bugzilla.redhat.com/show_bug.cgi?id=2467022",
"https://www.cve.org/CVERecord?id=CVE-2026-43077",
"https://nvd.nist.gov/vuln/detail/CVE-2026-43077",
"https://lore.kernel.org/linux-cve-announce/2026050612-CVE-2026-43077-d7b1@gregkh/T"
]
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{
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{
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{
"value": "CVE-2026-43077",
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"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 120498,
"published_at": "2026-05-07T10:07:46+00:00"
}