RHSA-2023:3191HighCVSS 7.8

Red Hat Security Advisory: kpatch-patch security update

Published
May 17, 2023
Last Modified
August 6, 2026

🔗 CVE IDs covered (2)

CVE-2023-0461 →CVE-2023-1390 →

📋 Description

CVE-2023-0461 — kernel: net/ulp: use-after-free in listening ULP sockets CVE-2023-1390 — kernel: remote DoS in TIPC kernel module

🎯 Affected products36

  • Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_76_1-0:1-4.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_76_1-0:1-4.el8_1.src as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_76_1-0:1-4.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_76_1-debuginfo-0:1-4.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_76_1-debuginfo-0:1-4.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_76_1-debugsource-0:1-4.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_76_1-debugsource-0:1-4.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_77_1-0:1-4.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_77_1-0:1-4.el8_1.src as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_77_1-0:1-4.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_77_1-debuginfo-0:1-4.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_77_1-debuginfo-0:1-4.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_77_1-debugsource-0:1-4.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_77_1-debugsource-0:1-4.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_78_1-0:1-3.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_78_1-0:1-3.el8_1.src as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_78_1-0:1-3.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_78_1-debuginfo-0:1-3.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_78_1-debuginfo-0:1-3.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_78_1-debugsource-0:1-3.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_78_1-debugsource-0:1-3.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_80_1-0:1-2.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_80_1-0:1-2.el8_1.src as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_80_1-0:1-2.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_80_1-debuginfo-0:1-2.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_80_1-debuginfo-0:1-2.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_80_1-debugsource-0:1-2.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_80_1-debugsource-0:1-2.el8_1.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • kpatch-patch-4_18_0-147_81_1-0:1-1.el8_1.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v. 8.1)
  • +6 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 Workaround: To mitigate this issue, prevent module tls from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.

🔗 References (5)