RHSA-2026:0917

Description

Red Hat Security Advisory: kernel security update

CVSS Metrics

• v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

• redhat•bpftool

  < 0:7.3.0-427.107.1.el9_4 | < 0:7.3.0-427.107.1.el9_4 | < 0:7.3.0-427.107.1.el9_4 | < 0:7.3.0-427.107.1.el9_4 | < 0:7.3.0-427.107.1.el9_4

• redhat•bpftool-debuginfo

  < 0:7.3.0-427.107.1.el9_4 | < 0:7.3.0-427.107.1.el9_4 | < 0:7.3.0-427.107.1.el9_4 | < 0:7.3.0-427.107.1.el9_4 | < 0:7.3.0-427.107.1.el9_4

• redhat•kernel

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debug

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debug-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debug-debuginfo

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debug-devel

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debug-devel-matched

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debug-modules

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debug-modules-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debug-modules-extra

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-debuginfo

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-devel

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-devel-matched

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-modules

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-modules-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-64k-modules-extra

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-abi-stablelists

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug-debuginfo

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug-devel

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug-devel-matched

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug-modules

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug-modules-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug-modules-extra

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debug-uki-virt

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debuginfo

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debuginfo-common-aarch64

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debuginfo-common-ppc64le

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debuginfo-common-s390x

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-debuginfo-common-x86_64

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-devel

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-devel-matched

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-doc

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-modules

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-modules-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-modules-extra

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt-debug

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt-debug-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt-debug-debuginfo

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt-debug-devel

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt-debug-kvm

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt-debug-modules

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

• redhat•kernel-rt-debug-modules-core

  < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4 | < 0:5.14.0-427.107.1.el9_4

Showing first 50 affected entries in server-rendered view.

References (28)

• https://access.redhat.com/errata/RHSA-2026:0917
• https://access.redhat.com/security/updates/classification/#moderate
• https://bugzilla.redhat.com/show_bug.cgi?id=2348649
• https://bugzilla.redhat.com/show_bug.cgi?id=2365271
• https://bugzilla.redhat.com/show_bug.cgi?id=2367202
• https://bugzilla.redhat.com/show_bug.cgi?id=2414494
• https://bugzilla.redhat.com/show_bug.cgi?id=2419954
• https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_0917.json
• https://access.redhat.com/security/cve/CVE-2025-21724
• https://www.cve.org/CVERecord?id=CVE-2025-21724
• https://nvd.nist.gov/vuln/detail/CVE-2025-21724
• https://lore.kernel.org/linux-cve-announce/2025022647-CVE-2025-21724-f4b1@gregkh/T
• https://access.redhat.com/security/cve/CVE-2025-37849
• https://www.cve.org/CVERecord?id=CVE-2025-37849
• https://nvd.nist.gov/vuln/detail/CVE-2025-37849
• https://lore.kernel.org/linux-cve-announce/2025050918-CVE-2025-37849-2a30@gregkh/T
• https://access.redhat.com/security/cve/CVE-2025-37891
• https://www.cve.org/CVERecord?id=CVE-2025-37891
• https://nvd.nist.gov/vuln/detail/CVE-2025-37891
• https://lore.kernel.org/linux-cve-announce/2025051909-CVE-2025-37891-5344@gregkh/T
• https://access.redhat.com/security/cve/CVE-2025-40154
• https://www.cve.org/CVERecord?id=CVE-2025-40154
• https://nvd.nist.gov/vuln/detail/CVE-2025-40154
• https://lore.kernel.org/linux-cve-announce/2025111258-CVE-2025-40154-fd98@gregkh/T
• https://access.redhat.com/security/cve/CVE-2025-40277
• https://www.cve.org/CVERecord?id=CVE-2025-40277
• https://nvd.nist.gov/vuln/detail/CVE-2025-40277
• https://lore.kernel.org/linux-cve-announce/2025120717-CVE-2025-40277-d511@gregkh/T