RHSA-2025:15647: Important: kernel security update

Published Sep 10, 2025
·
Updated

Important: kernel security update

Other sources

The kernel packages contain the Linux kernel, the core of any Linux operating system.Security Fix(es): kernel: mm/hugetlb: fix hugepmdunshare() vs GUP-fast race (CVE-2025-38085) kernel: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds (CVE-2025-38159) kernel: scsi: lpfc: Use memcpy() for BIOS version (CVE-2025-38332) kernel: posix-cpu-timers: fix race between handleposixcputimers() and posixcputimerdel() (CVE-2025-38352) kernel: tipc: Fix use-after-free in tipcconnclose() (CVE-2025-38464) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

— Red Hat

Affected Software

107 affected componentsFixes available
Red Hat Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension
Red Hat Red Hat Enterprise Linux Server - TUS
Red Hat Red Hat Enterprise Linux Server - AUS
redhat/kernel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/bpftool<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/bpftool-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-abi-stablelists<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-core<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-cross-headers<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-core<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-devel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-modules<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-modules-extra<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-devel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-doc<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-headers<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-modules<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-modules-extra<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-tools<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-tools-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-tools-libs<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/perf<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/perf-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/python3-perf<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/python3-perf-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/bpftool<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/bpftool-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-core<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-cross-headers<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-core<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-devel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-modules<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-modules-extra<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debuginfo-common-ppc64le<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-devel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-headers<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-modules<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-modules-extra<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-tools<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-tools-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-tools-libs<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/perf<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/perf-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/python3-perf<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/python3-perf-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/bpftool<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/bpftool-debuginfo<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-core<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-cross-headers<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-debug<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-debug-core<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-debug-debuginfo<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-debug-devel<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-debug-modules<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-debug-modules-extra<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-debuginfo<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-debuginfo-common-aarch64<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-devel<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-headers<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-modules<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-modules-extra<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-tools<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-tools-debuginfo<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/kernel-tools-libs<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/perf<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/perf-debuginfo<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/python3-perf<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/python3-perf-debuginfo<4.18.0-372.160.1.el8_6.aa
4.18.0-372.160.1.el8_6.aa
redhat/bpftool<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/bpftool-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-core<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-cross-headers<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-core<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-devel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-modules<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debug-modules-extra<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-debuginfo-common-s390x<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-devel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-headers<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-modules<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-modules-extra<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-tools<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-tools-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-zfcpdump<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-zfcpdump-core<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-zfcpdump-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-zfcpdump-devel<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-zfcpdump-modules<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/kernel-zfcpdump-modules-extra<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/perf<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/perf-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/python3-perf<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6
redhat/python3-perf-debuginfo<4.18.0-372.160.1.el8_6
4.18.0-372.160.1.el8_6

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/kernel to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  2. Upgrade

    Upgrade redhat/bpftool to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  3. Upgrade

    Upgrade redhat/bpftool-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  4. Upgrade

    Upgrade redhat/kernel-abi-stablelists to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  5. Upgrade

    Upgrade redhat/kernel-core to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  6. Upgrade

    Upgrade redhat/kernel-cross-headers to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  7. Upgrade

    Upgrade redhat/kernel-debug to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  8. Upgrade

    Upgrade redhat/kernel-debug-core to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  9. Upgrade

    Upgrade redhat/kernel-debug-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  10. Upgrade

    Upgrade redhat/kernel-debug-devel to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  11. Upgrade

    Upgrade redhat/kernel-debug-modules to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  12. Upgrade

    Upgrade redhat/kernel-debug-modules-extra to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  13. Upgrade

    Upgrade redhat/kernel-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  14. Upgrade

    Upgrade redhat/kernel-devel to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  15. Upgrade

    Upgrade redhat/kernel-doc to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  16. Upgrade

    Upgrade redhat/kernel-headers to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  17. Upgrade

    Upgrade redhat/kernel-modules to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  18. Upgrade

    Upgrade redhat/kernel-modules-extra to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  19. Upgrade

    Upgrade redhat/kernel-tools to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  20. Upgrade

    Upgrade redhat/kernel-tools-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  21. Upgrade

    Upgrade redhat/kernel-tools-libs to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  22. Upgrade

    Upgrade redhat/perf to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  23. Upgrade

    Upgrade redhat/perf-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  24. Upgrade

    Upgrade redhat/python3-perf to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  25. Upgrade

    Upgrade redhat/python3-perf-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  26. Upgrade

    Upgrade redhat/kernel-debuginfo-common-ppc64le to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  27. Upgrade

    Upgrade redhat/bpftool to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  28. Upgrade

    Upgrade redhat/bpftool-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  29. Upgrade

    Upgrade redhat/kernel to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  30. Upgrade

    Upgrade redhat/kernel-core to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  31. Upgrade

    Upgrade redhat/kernel-cross-headers to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  32. Upgrade

    Upgrade redhat/kernel-debug to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  33. Upgrade

    Upgrade redhat/kernel-debug-core to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  34. Upgrade

    Upgrade redhat/kernel-debug-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  35. Upgrade

    Upgrade redhat/kernel-debug-devel to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  36. Upgrade

    Upgrade redhat/kernel-debug-modules to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  37. Upgrade

    Upgrade redhat/kernel-debug-modules-extra to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  38. Upgrade

    Upgrade redhat/kernel-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  39. Upgrade

    Upgrade redhat/kernel-debuginfo-common-aarch64 to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  40. Upgrade

    Upgrade redhat/kernel-devel to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  41. Upgrade

    Upgrade redhat/kernel-headers to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  42. Upgrade

    Upgrade redhat/kernel-modules to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  43. Upgrade

    Upgrade redhat/kernel-modules-extra to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  44. Upgrade

    Upgrade redhat/kernel-tools to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  45. Upgrade

    Upgrade redhat/kernel-tools-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  46. Upgrade

    Upgrade redhat/kernel-tools-libs to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  47. Upgrade

    Upgrade redhat/perf to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  48. Upgrade

    Upgrade redhat/perf-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  49. Upgrade

    Upgrade redhat/python3-perf to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  50. Upgrade

    Upgrade redhat/python3-perf-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6.aa
  51. Upgrade

    Upgrade redhat/kernel-debuginfo-common-s390x to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  52. Upgrade

    Upgrade redhat/kernel-zfcpdump to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  53. Upgrade

    Upgrade redhat/kernel-zfcpdump-core to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  54. Upgrade

    Upgrade redhat/kernel-zfcpdump-debuginfo to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  55. Upgrade

    Upgrade redhat/kernel-zfcpdump-devel to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  56. Upgrade

    Upgrade redhat/kernel-zfcpdump-modules to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  57. Upgrade

    Upgrade redhat/kernel-zfcpdump-modules-extra to a version that resolves this vulnerability.

    Fixed in 4.18.0-372.160.1.el8_6
  58. Compensating control

    Reboot the system after applying the kernel security update so the changes take effect.

Event History

Sep 10, 2025
Advisory Published
via Red Hat·03:57 PM
Data Sourced
via Red Hat·03:57 PM
DescriptionSeverityAffected Software
May 29, 2026
Advisory Published
via Red Hat·11:23 PM
Data Sourced
via Red Hat·11:23 PM
Remedy

Frequently Asked Questions

1

What is the severity of RHSA-2025:15647?

The severity of RHSA-2025:15647 is classified as important.

2

How do I fix RHSA-2025:15647?

To fix RHSA-2025:15647, update the kernel packages to version 4.18.0-372.160.1.el8_6 or later.

3

Which systems are affected by RHSA-2025:15647?

RHSA-2025:15647 affects several versions of Red Hat Enterprise Linux, including the x86_64 and Power LE architectures.

4

What vulnerabilities are addressed in RHSA-2025:15647?

RHSA-2025:15647 addresses vulnerabilities including a race condition in the huge_pmd_unshare() function, identified as CVE-2025-38085.

5

Is there a specific package version required to resolve RHSA-2025:15647?

Yes, the fix for RHSA-2025:15647 requires the installation of kernel version 4.18.0-372.160.1.el8_6.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203