ALSA-2026:89816: Moderate: kernel security update

Published Oct 26, 2026
·
Updated

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

kernel: KVM: s390: pci: Reject adapter interrupt forwarding if already enabled (CVE-2026-74515)

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.

Affected Software

25 affected componentsFixes available
almalinux/bpftool<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-abi-stablelists<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-core<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-cross-headers<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-debug<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-debug-core<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-debug-devel<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-debug-modules<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-debug-modules-extra<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-devel<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-doc<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-headers<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-modules<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-modules-extra<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-tools<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-tools-libs<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-tools-libs-devel<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-zfcpdump<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-zfcpdump-core<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-zfcpdump-devel<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-zfcpdump-modules<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/kernel-zfcpdump-modules-extra<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/perf<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10
almalinux/python3-perf<4.18.0-553.179.1.el8_10
4.18.0-553.179.1.el8_10

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  2. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  3. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  4. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  5. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  6. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  7. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  8. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  9. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  10. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  11. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  12. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  13. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  14. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  15. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  16. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  17. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  18. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  19. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  20. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  21. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  22. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  23. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  24. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10
  25. Upgrade

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

    Fixed in 4.18.0-553.179.1.el8_10

Event History

Oct 26, 2026
Advisory Published
via OSV·12:00 AM
Data Sourced
via OSV·12:00 AM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Company

Resources

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