RHSA-2025:15660HighCVSS 7.8

Red Hat Security Advisory: kernel security update

Published
September 11, 2025
Last Modified
July 30, 2026

🔗 CVE IDs covered (7)

CVE-2022-50000 →CVE-2023-2513 →CVE-2025-21759 →CVE-2025-38085 →CVE-2025-38159 →CVE-2025-38352 →CVE-2025-38464 →

📋 Description

CVE-2022-50000 — kernel: netfilter: flowtable: fix stuck flows on cleanup due to pending work CVE-2023-2513 — kernel: ext4: use-after-free in ext4_xattr_set_entry() CVE-2025-21759 — kernel: ipv6: mcast: extend RCU protection in igmp6_send() CVE-2025-38085 — kernel: mm/hugetlb: fix huge_pmd_unshare() vs GUP-fast race CVE-2025-38159 — kernel: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds CVE-2025-38352 — kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() CVE-2025-38464 — kernel: tipc: Fix use-after-free in tipc_conn_close()

🎯 Affected products52

  • Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • bpftool-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • bpftool-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • bpftool-debuginfo-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • bpftool-debuginfo-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-0:4.18.0-305.172.1.el8_4.src as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-0:4.18.0-305.172.1.el8_4.src as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-abi-stablelists-0:4.18.0-305.172.1.el8_4.noarch as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-abi-stablelists-0:4.18.0-305.172.1.el8_4.noarch as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-core-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-core-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-debug-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-debug-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-debug-core-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-debug-core-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-debug-debuginfo-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-debug-debuginfo-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-debug-devel-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-debug-devel-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-debug-modules-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-debug-modules-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-debug-modules-extra-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-debug-modules-extra-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-debuginfo-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-debuginfo-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • kernel-debuginfo-common-x86_64-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS AUS (v.8.4)
  • kernel-debuginfo-common-x86_64-0:4.18.0-305.172.1.el8_4.x86_64 as a component of Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4)
  • +22 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. Workaround: To mitigate this issue, prevent module rtw88 from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically. Workaround: To mitigate this issue, prevent module tipc 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 (10)