RHSA-2025:10211MediumCVSS 7.0

Red Hat Security Advisory: kernel security update

Published
July 2, 2025
Last Modified
October 29, 2026

🔗 CVE IDs covered (3)

CVE-2022-49111 →CVE-2022-49395 →CVE-2025-21764 →

📋 Description

CVE-2022-49111 — kernel: Bluetooth: Fix use after free in hci_send_acl CVE-2022-49395 — kernel: um: Fix out-of-bounds read in LDT setup CVE-2025-21764 — kernel: ndisc: use RCU protection in ndisc_alloc_skb()

🎯 Affected products74

  • Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • bpftool-0:4.18.0-477.100.1.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • bpftool-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • bpftool-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • bpftool-debuginfo-0:4.18.0-477.100.1.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • bpftool-debuginfo-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • bpftool-debuginfo-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • kernel-0:4.18.0-477.100.1.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-0:4.18.0-477.100.1.el8_8.src as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-0:4.18.0-477.100.1.el8_8.src as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • kernel-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • kernel-abi-stablelists-0:4.18.0-477.100.1.el8_8.noarch as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-abi-stablelists-0:4.18.0-477.100.1.el8_8.noarch as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • kernel-core-0:4.18.0-477.100.1.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-core-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-core-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • kernel-debug-0:4.18.0-477.100.1.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-debug-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-debug-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • kernel-debug-core-0:4.18.0-477.100.1.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-debug-core-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-debug-core-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • kernel-debug-debuginfo-0:4.18.0-477.100.1.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-debug-debuginfo-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-debug-debuginfo-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • kernel-debug-devel-0:4.18.0-477.100.1.el8_8.ppc64le as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-debug-devel-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS E4S (v.8.8)
  • kernel-debug-devel-0:4.18.0-477.100.1.el8_8.x86_64 as a component of Red Hat Enterprise Linux BaseOS TUS (v.8.8)
  • +44 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.

🔗 References (6)