RHSA-2025:23426HighCVSS 7.6

Red Hat Security Advisory: kernel security update

Published
December 17, 2025
Last Modified
August 13, 2026

🔗 CVE IDs covered (5)

CVE-2023-53513 →CVE-2025-39864 →CVE-2025-39955 →CVE-2025-40186 →CVE-2023-53322 →

📋 Description

CVE-2023-53322 — kernel: scsi: qla2xxx: Wait for io return on terminate rport CVE-2023-53513 — kernel: nbd: fix incomplete validation of ioctl arg CVE-2025-39864 — kernel: wifi: cfg80211: fix use-after-free in cmp_bss() CVE-2025-39955 — kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect() CVE-2025-40186 — kernel: Linux kernel: Privilege escalation or Denial of Service via TCP Fast Open vulnerability

🎯 Affected products136

  • Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-0:5.14.0-70.158.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-0:5.14.0-70.158.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-0:5.14.0-70.158.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-0:5.14.0-70.158.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.158.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.158.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.158.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.158.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.158.1.el9_0.s390x as a component of Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.158.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.158.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux AppStream E4S (v.9.0)
  • bpftool-debuginfo-0:5.14.0-70.158.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.158.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.158.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.158.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.158.1.el9_0.src as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-0:5.14.0-70.158.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-abi-stablelists-0:5.14.0-70.158.1.el9_0.noarch as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-core-0:5.14.0-70.158.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-core-0:5.14.0-70.158.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-core-0:5.14.0-70.158.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-core-0:5.14.0-70.158.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-0:5.14.0-70.158.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-0:5.14.0-70.158.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-0:5.14.0-70.158.1.el9_0.s390x as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-0:5.14.0-70.158.1.el9_0.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-core-0:5.14.0-70.158.1.el9_0.aarch64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • kernel-debug-core-0:5.14.0-70.158.1.el9_0.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.9.0)
  • +106 more not shown

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 The system must be rebooted for this update to take effect. Workaround: Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

🔗 References (8)