RHSA-2026:3268
Advisory lineage Upstream: 8 Downstream: 0
Published: 25 Feb 2026, 10:11
Last modified:02 Apr 2026, 10:17
Vulnerability Summary
Overall Risk (default)
medium
28/100 CVSS Score
7.1 HIGH
3.1 (osv_red_hat)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
25 Feb 2026, 10:11
Published
Vulnerability first disclosed
02 Apr 2026, 10:17
Last Modified
Vulnerability information updated
Description
Red Hat Security Advisory: kernel security update
CVSS Metrics
- v3.1•HIGH•Score: 7.1CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Systems
- redhat•bpftool
< 0:4.18.0-372.181.1.el8_6
- redhat•bpftool-debuginfo
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-abi-stablelists
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-core
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debug
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debug-core
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debug-debuginfo
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debug-devel
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debug-modules
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debug-modules-extra
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debuginfo
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debuginfo-common-aarch64
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debuginfo-common-ppc64le
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debuginfo-common-s390x
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-debuginfo-common-x86_64
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-devel
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-doc
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-modules
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-modules-extra
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-tools
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-tools-debuginfo
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-tools-libs
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-zfcpdump
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-zfcpdump-core
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-zfcpdump-debuginfo
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-zfcpdump-devel
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-zfcpdump-modules
< 0:4.18.0-372.181.1.el8_6
- redhat•kernel-zfcpdump-modules-extra
< 0:4.18.0-372.181.1.el8_6
- redhat•perf
< 0:4.18.0-372.181.1.el8_6
- redhat•perf-debuginfo
< 0:4.18.0-372.181.1.el8_6
- redhat•python3-perf
< 0:4.18.0-372.181.1.el8_6
- redhat•python3-perf-debuginfo
< 0:4.18.0-372.181.1.el8_6
References (43)
- https://access.redhat.com/errata/RHSA-2026:3268
- https://access.redhat.com/security/updates/classification/#important
- https://bugzilla.redhat.com/show_bug.cgi?id=2373326
- https://bugzilla.redhat.com/show_bug.cgi?id=2383404
- https://bugzilla.redhat.com/show_bug.cgi?id=2383487
- https://bugzilla.redhat.com/show_bug.cgi?id=2394601
- https://bugzilla.redhat.com/show_bug.cgi?id=2401432
- https://bugzilla.redhat.com/show_bug.cgi?id=2419837
- https://bugzilla.redhat.com/show_bug.cgi?id=2420329
- https://bugzilla.redhat.com/show_bug.cgi?id=2436791
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_3268.json
- https://access.redhat.com/security/cve/CVE-2023-53821
- https://www.cve.org/CVERecord?id=CVE-2023-53821
- https://nvd.nist.gov/vuln/detail/CVE-2023-53821
- https://lore.kernel.org/linux-cve-announce/2025120950-CVE-2023-53821-9542@gregkh/T
- https://access.redhat.com/security/cve/CVE-2025-38022
- https://www.cve.org/CVERecord?id=CVE-2025-38022
- https://nvd.nist.gov/vuln/detail/CVE-2025-38022
- https://lore.kernel.org/linux-cve-announce/2025061846-CVE-2025-38022-41b3@gregkh/T
- https://access.redhat.com/security/cve/CVE-2025-38415
- https://www.cve.org/CVERecord?id=CVE-2025-38415
- https://nvd.nist.gov/vuln/detail/CVE-2025-38415
- https://lore.kernel.org/linux-cve-announce/2025072513-CVE-2025-38415-c634@gregkh/T
- https://access.redhat.com/security/cve/CVE-2025-38459
- https://www.cve.org/CVERecord?id=CVE-2025-38459
- https://nvd.nist.gov/vuln/detail/CVE-2025-38459
- https://lore.kernel.org/linux-cve-announce/2025072507-CVE-2025-38459-e941@gregkh/T
- https://access.redhat.com/security/cve/CVE-2025-39760
- https://www.cve.org/CVERecord?id=CVE-2025-39760
- https://nvd.nist.gov/vuln/detail/CVE-2025-39760
- https://lore.kernel.org/linux-cve-announce/2025091145-CVE-2025-39760-2d5f@gregkh/T
- https://access.redhat.com/security/cve/CVE-2025-39933
- https://www.cve.org/CVERecord?id=CVE-2025-39933
- https://nvd.nist.gov/vuln/detail/CVE-2025-39933
- https://lore.kernel.org/linux-cve-announce/2025100417-CVE-2025-39933-e224@gregkh/T
- https://access.redhat.com/security/cve/CVE-2025-40271
- https://www.cve.org/CVERecord?id=CVE-2025-40271
- https://nvd.nist.gov/vuln/detail/CVE-2025-40271
- https://lore.kernel.org/linux-cve-announce/2025120716-CVE-2025-40271-7612@gregkh/T
- https://access.redhat.com/security/cve/CVE-2026-23074
- https://www.cve.org/CVERecord?id=CVE-2026-23074
- https://nvd.nist.gov/vuln/detail/CVE-2026-23074
- https://lore.kernel.org/linux-cve-announce/2026020419-CVE-2026-23074-6bb8@gregkh/T