RHSA-2026:27735

Description

Red Hat Security Advisory: kernel security, bug fix, and enhancement 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

  < 0:7.3.0-427.132.1.el9_4 | < 0:7.3.0-427.132.1.el9_4 | < 0:7.3.0-427.132.1.el9_4 | < 0:7.3.0-427.132.1.el9_4

• redhat•bpftool-debuginfo

  < 0:7.3.0-427.132.1.el9_4 | < 0:7.3.0-427.132.1.el9_4 | < 0:7.3.0-427.132.1.el9_4 | < 0:7.3.0-427.132.1.el9_4

• redhat•kernel

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-debug

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-debug-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-debug-debuginfo

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-debug-devel

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

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

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-debug-modules

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

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

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

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

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-debuginfo

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-devel

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-devel-matched

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-modules

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-modules-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-64k-modules-extra

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-abi-stablelists

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug-debuginfo

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug-devel

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug-devel-matched

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug-modules

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug-modules-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug-modules-extra

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debug-uki-virt

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debuginfo

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debuginfo-common-aarch64

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debuginfo-common-ppc64le

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debuginfo-common-s390x

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-debuginfo-common-x86_64

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-devel

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-devel-matched

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-doc

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-modules

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-modules-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-modules-extra

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt-debug

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt-debug-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt-debug-debuginfo

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt-debug-devel

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt-debug-kvm

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt-debug-modules

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

• redhat•kernel-rt-debug-modules-core

  < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4 | < 0:5.14.0-427.132.1.el9_4

Showing first 50 affected entries in server-rendered view.

References (61)

• https://access.redhat.com/errata/RHSA-2026:27735
• https://access.redhat.com/security/updates/classification/#important
• https://bugzilla.redhat.com/show_bug.cgi?id=2429602
• https://bugzilla.redhat.com/show_bug.cgi?id=2432389
• https://bugzilla.redhat.com/show_bug.cgi?id=2432400
• https://bugzilla.redhat.com/show_bug.cgi?id=2467005
• https://bugzilla.redhat.com/show_bug.cgi?id=2467210
• https://bugzilla.redhat.com/show_bug.cgi?id=2468091
• https://bugzilla.redhat.com/show_bug.cgi?id=2479832
• https://bugzilla.redhat.com/show_bug.cgi?id=2481486
• https://bugzilla.redhat.com/show_bug.cgi?id=2482564
• https://bugzilla.redhat.com/show_bug.cgi?id=2482608
• https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_27735.json
• https://access.redhat.com/security/cve/CVE-2025-71116
• https://www.cve.org/CVERecord?id=CVE-2025-71116
• https://nvd.nist.gov/vuln/detail/CVE-2025-71116
• https://lore.kernel.org/linux-cve-announce/2026011414-CVE-2025-71116-e57d@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-22984
• https://www.cve.org/CVERecord?id=CVE-2026-22984
• https://nvd.nist.gov/vuln/detail/CVE-2026-22984
• https://lore.kernel.org/linux-cve-announce/2026012349-CVE-2026-22984-001c@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-22990
• https://www.cve.org/CVERecord?id=CVE-2026-22990
• https://nvd.nist.gov/vuln/detail/CVE-2026-22990
• https://lore.kernel.org/linux-cve-announce/2026012351-CVE-2026-22990-a62e@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-43116
• https://www.cve.org/CVERecord?id=CVE-2026-43116
• https://nvd.nist.gov/vuln/detail/CVE-2026-43116
• https://lore.kernel.org/linux-cve-announce/2026050626-CVE-2026-43116-08a5@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-43158
• https://www.cve.org/CVERecord?id=CVE-2026-43158
• https://nvd.nist.gov/vuln/detail/CVE-2026-43158
• https://lore.kernel.org/linux-cve-announce/2026050631-CVE-2026-43158-cc20@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-43303
• https://www.cve.org/CVERecord?id=CVE-2026-43303
• https://nvd.nist.gov/vuln/detail/CVE-2026-43303
• https://lore.kernel.org/linux-cve-announce/2026050857-CVE-2026-43303-dc12@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-46125
• https://www.cve.org/CVERecord?id=CVE-2026-46125
• https://nvd.nist.gov/vuln/detail/CVE-2026-46125
• https://lore.kernel.org/linux-cve-announce/2026052816-CVE-2026-46125-b5d0@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-46227
• https://www.cve.org/CVERecord?id=CVE-2026-46227
• https://nvd.nist.gov/vuln/detail/CVE-2026-46227
• https://lore.kernel.org/linux-cve-announce/2026052838-CVE-2026-46227-4bf1@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-46243
• https://access.redhat.com/security/vulnerabilities/RHSB-2026-005
• https://www.cve.org/CVERecord?id=CVE-2026-46243
• https://nvd.nist.gov/vuln/detail/CVE-2026-46243
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3da1fdf4efbc490041eb4f836bf596201203f8f2
• https://lore.kernel.org/linux-cve-announce/2026060140-CVE-2026-46243-3d1c@gregkh/
• https://access.redhat.com/security/cve/CVE-2026-46323
• https://www.cve.org/CVERecord?id=CVE-2026-46323
• https://nvd.nist.gov/vuln/detail/CVE-2026-46323
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1f9c828556416fbe3f49386708ce999fc4d4da06
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=44bea2032af0425e4ce6d26a8af0ede79db49ec1
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=479084ae0e1d9cb7929cb4298d35623de189f80a
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=4db79a322db8c97f7b73b8a347395ef4d685eb40
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e334cbf3388fd9334503a778a82d9e9f14dd2f71
• https://lore.kernel.org/netdev/4d583fc5401298453d0a2f1b4719a15be30c8e49.1779194090.git.sd@queasysnail.net/
• https://lore.kernel.org/netdev/agVpIsaSherjHTYg@sultan-box/