RHSA-2026:96090: Important: kpatch-patch-5_14_0-427_100_1, kpatch-patch-5_14_0-427_113_1, kpatch-patch-5_14_0-427_126_1, kpatch-patch-5_14_0-427_146_1, and kpatch-patch-5_14_0-427_84_1 security update

Published Nov 9, 2026
·
Updated

This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patch module is targeted for kernel-5.14.0-427.100.1.el94.Security Fix(es): kernel: smb: client: validate dacloffset before building DACL pointers (CVE-2026-46195) kernel: ipc: limit nextid allocation to the valid ID range (CVE-2026-52923) kernel: udp: fix potential use-after-free in tunnel segmentation (CVE-2026-74705) kernel: net: tun: bound receive headroom (CVE-2026-81000) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

35 affected componentsFixes available
redhat/kpatch-patch<5_14_0-427_100_1-1-18.el9_4
5_14_0-427_100_1-1-18.el9_4
redhat/kpatch-patch<5_14_0-427_113_1-1-16.el9_4
5_14_0-427_113_1-1-16.el9_4
redhat/kpatch-patch<5_14_0-427_126_1-1-13.el9_4
5_14_0-427_126_1-1-13.el9_4
redhat/kpatch-patch<5_14_0-427_146_1-1-4.el9_4
5_14_0-427_146_1-1-4.el9_4
redhat/kpatch-patch<5_14_0-427_84_1-1-20.el9_4
5_14_0-427_84_1-1-20.el9_4
redhat/kpatch-patch<5_14_0-427_100_1-1-18.el9_4
5_14_0-427_100_1-1-18.el9_4
redhat/kpatch-patch<5_14_0-427_100_1-debuginfo-1-18.el9_4
5_14_0-427_100_1-debuginfo-1-18.el9_4
redhat/kpatch-patch<5_14_0-427_100_1-debugsource-1-18.el9_4
5_14_0-427_100_1-debugsource-1-18.el9_4
redhat/kpatch-patch<5_14_0-427_113_1-1-16.el9_4
5_14_0-427_113_1-1-16.el9_4
redhat/kpatch-patch<5_14_0-427_113_1-debuginfo-1-16.el9_4
5_14_0-427_113_1-debuginfo-1-16.el9_4
redhat/kpatch-patch<5_14_0-427_113_1-debugsource-1-16.el9_4
5_14_0-427_113_1-debugsource-1-16.el9_4
redhat/kpatch-patch<5_14_0-427_126_1-1-13.el9_4
5_14_0-427_126_1-1-13.el9_4
redhat/kpatch-patch<5_14_0-427_126_1-debuginfo-1-13.el9_4
5_14_0-427_126_1-debuginfo-1-13.el9_4
redhat/kpatch-patch<5_14_0-427_126_1-debugsource-1-13.el9_4
5_14_0-427_126_1-debugsource-1-13.el9_4
redhat/kpatch-patch<5_14_0-427_146_1-1-4.el9_4
5_14_0-427_146_1-1-4.el9_4
redhat/kpatch-patch<5_14_0-427_146_1-debuginfo-1-4.el9_4
5_14_0-427_146_1-debuginfo-1-4.el9_4
redhat/kpatch-patch<5_14_0-427_146_1-debugsource-1-4.el9_4
5_14_0-427_146_1-debugsource-1-4.el9_4
redhat/kpatch-patch<5_14_0-427_84_1-1-20.el9_4
5_14_0-427_84_1-1-20.el9_4
redhat/kpatch-patch<5_14_0-427_84_1-debuginfo-1-20.el9_4
5_14_0-427_84_1-debuginfo-1-20.el9_4
redhat/kpatch-patch<5_14_0-427_84_1-debugsource-1-20.el9_4
5_14_0-427_84_1-debugsource-1-20.el9_4
redhat/kpatch-patch<5_14_0-427_100_1-1-18.el9_4
5_14_0-427_100_1-1-18.el9_4
redhat/kpatch-patch<5_14_0-427_100_1-debuginfo-1-18.el9_4
5_14_0-427_100_1-debuginfo-1-18.el9_4
redhat/kpatch-patch<5_14_0-427_100_1-debugsource-1-18.el9_4
5_14_0-427_100_1-debugsource-1-18.el9_4
redhat/kpatch-patch<5_14_0-427_113_1-1-16.el9_4
5_14_0-427_113_1-1-16.el9_4
redhat/kpatch-patch<5_14_0-427_113_1-debuginfo-1-16.el9_4
5_14_0-427_113_1-debuginfo-1-16.el9_4
redhat/kpatch-patch<5_14_0-427_113_1-debugsource-1-16.el9_4
5_14_0-427_113_1-debugsource-1-16.el9_4
redhat/kpatch-patch<5_14_0-427_126_1-1-13.el9_4
5_14_0-427_126_1-1-13.el9_4
redhat/kpatch-patch<5_14_0-427_126_1-debuginfo-1-13.el9_4
5_14_0-427_126_1-debuginfo-1-13.el9_4
redhat/kpatch-patch<5_14_0-427_126_1-debugsource-1-13.el9_4
5_14_0-427_126_1-debugsource-1-13.el9_4
redhat/kpatch-patch<5_14_0-427_146_1-1-4.el9_4
5_14_0-427_146_1-1-4.el9_4
redhat/kpatch-patch<5_14_0-427_146_1-debuginfo-1-4.el9_4
5_14_0-427_146_1-debuginfo-1-4.el9_4
redhat/kpatch-patch<5_14_0-427_146_1-debugsource-1-4.el9_4
5_14_0-427_146_1-debugsource-1-4.el9_4
redhat/kpatch-patch<5_14_0-427_84_1-1-20.el9_4
5_14_0-427_84_1-1-20.el9_4
redhat/kpatch-patch<5_14_0-427_84_1-debuginfo-1-20.el9_4
5_14_0-427_84_1-debuginfo-1-20.el9_4
redhat/kpatch-patch<5_14_0-427_84_1-debugsource-1-20.el9_4
5_14_0-427_84_1-debugsource-1-20.el9_4

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_100_1-1-18.el9_4
  2. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_113_1-1-16.el9_4
  3. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_126_1-1-13.el9_4
  4. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_146_1-1-4.el9_4
  5. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_84_1-1-20.el9_4
  6. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_100_1-debuginfo-1-18.el9_4
  7. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_100_1-debugsource-1-18.el9_4
  8. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_113_1-debuginfo-1-16.el9_4
  9. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_113_1-debugsource-1-16.el9_4
  10. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_126_1-debuginfo-1-13.el9_4
  11. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_126_1-debugsource-1-13.el9_4
  12. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_146_1-debuginfo-1-4.el9_4
  13. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_146_1-debugsource-1-4.el9_4
  14. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_84_1-debuginfo-1-20.el9_4
  15. Upgrade

    Upgrade redhat/kpatch-patch to a version that resolves this vulnerability.

    Fixed in 5_14_0-427_84_1-debugsource-1-20.el9_4
  16. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch kpatch-patch-5_14_0-427_100_1
  17. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch kpatch-patch-5_14_0-427_113_1
  18. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch kpatch-patch-5_14_0-427_126_1
  19. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch kpatch-patch-5_14_0-427_146_1
  20. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch kpatch-patch-5_14_0-427_84_1
  21. Operational

    Load the kernel live patch module using the kpatch command line utility; the module targets kernel-5.14.0-427.100.1.el9_4.

Event History

Nov 9, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software

Company

Resources

Contact

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