RHSA-2025:12525MediumCVSS 7.1

Red Hat Security Advisory: kernel-rt security update

Published
August 4, 2025
Last Modified
October 30, 2026

🔗 CVE IDs covered (6)

CVE-2022-49995 →CVE-2024-57980 →CVE-2025-21905 →CVE-2025-22113 →CVE-2025-23150 →CVE-2025-37958 →

📋 Description

CVE-2022-49995 — kernel: writeback: avoid use-after-free after removing device CVE-2024-57980 — kernel: media: uvcvideo: Fix double free in error path CVE-2025-21905 — kernel: wifi: iwlwifi: limit printed string from FW file CVE-2025-22113 — kernel: ext4: avoid journaling sb update on error if journal is destroying CVE-2025-23150 — kernel: ext4: fix off-by-one error in do_split CVE-2025-37958 — kernel: mm/huge_memory: fix dereferencing invalid pmd migration entry

🎯 Affected products32

  • Red Hat Enterprise Linux NFV E4S (v.9.0)
  • Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-0:5.14.0-70.140.1.rt21.212.el9_0.src as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-0:5.14.0-70.140.1.rt21.212.el9_0.src as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-core-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-core-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-debug-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debug-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-debug-core-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debug-core-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-debug-debuginfo-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debug-debuginfo-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-debug-devel-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debug-devel-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-debug-kvm-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debug-modules-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debug-modules-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-debug-modules-extra-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debug-modules-extra-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-debuginfo-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debuginfo-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-debuginfo-common-x86_64-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-debuginfo-common-x86_64-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-devel-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-devel-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • kernel-rt-kvm-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-modules-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux NFV E4S (v.9.0)
  • kernel-rt-modules-0:5.14.0-70.140.1.rt21.212.el9_0.x86_64 as a component of Red Hat Enterprise Linux Real Time E4S (v.9.0)
  • +2 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: To mitigate this issue, prevent module uvcvideo 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: 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 (9)