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Vulnerabilities

Security fix · RHSA-2026:83156

Red Hat Security Advisory: kernel security update

Published Oct 15, 2026 · catalog updated Oct 18, 2026 · Red Hat Security Advisory:

Open the advisory

Exploitation likelihood is not on this record for RHSA-2026:83156. A missing EPSS score is not a low risk. Compare Red Hat Security Advisory: with the linked advisory before you change production.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Red Hat Security Advisory:).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
  • EPSS is missing. A missing score is not a low risk.
Severity
High8.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Advisory link
Affected products
Red Hat:enterprise_linux:9::appstream kernel-64k-debug-debuginfo · Red Hat:enterprise_linux:9::appstream kernel-64k-debug-devel · Red Hat:enterprise_linux:9::appstream kernel-64k-debug-devel-matched · Red Hat:enterprise_linux:9::appstream kernel-64k-debuginfo · Red Hat:enterprise_linux:9::appstream kernel-64k-devel · Red Hat:enterprise_linux:9::appstream kernel-64k-devel-matched

Red Hat Security Advisory: kernel security update

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Red Hat:enterprise_linux:9::appstream kernel-64k-debug-debuginfo0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-64k-debug-devel0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-64k-debug-devel-matched0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-64k-debuginfo0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-64k-devel0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-64k-devel-matched0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-debug-debuginfo0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-debug-devel0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-debug-devel-matched0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-debuginfo0 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-debuginfo-common-aarch640 → 0:5.14.0-687.58.1.el9_8
  • Red Hat:enterprise_linux:9::appstream kernel-debuginfo-common-ppc64le0 → 0:5.14.0-687.58.1.el9_8

How to fix RHSA-2026:83156

  • Recommended remediation

    A patch or advisory reference is linked. Open the original publisher for availability by product version.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

Exploitation likelihood is not on this record for RHSA-2026:83156. A missing EPSS score is not a low risk. Compare Red Hat Security Advisory: with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with 0 → 0:5.14.0-687.58.1.el9_8. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 15, 2026 · OpenSSF OSV / OSV Scanner

    Detected

    Red Hat Security Advisory: kernel security update

  2. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-64k-debug-debuginfo fixed in 0:5.14.0-687.58.1.el9_8; kernel-64k-debug-devel fixed in 0:5.14.0-687.58.1.el9_8; kernel-64k-debug-devel-matched fixed in 0:5.14.0-687.58.1.el9_8; kernel-64k-debuginfo fixed in 0:5.14.0-687.58.1.el9_8

  3. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-64k-debug-debuginfo fixed in 0:5.14.0-687.58.1.el9_8

  4. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-64k-debug-devel fixed in 0:5.14.0-687.58.1.el9_8

  5. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-64k-debug-devel-matched fixed in 0:5.14.0-687.58.1.el9_8

  6. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-64k-debuginfo fixed in 0:5.14.0-687.58.1.el9_8

  7. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-64k-devel fixed in 0:5.14.0-687.58.1.el9_8

  8. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-64k-devel-matched fixed in 0:5.14.0-687.58.1.el9_8

  9. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-debug-debuginfo fixed in 0:5.14.0-687.58.1.el9_8

  10. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-debug-devel fixed in 0:5.14.0-687.58.1.el9_8

  11. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-debug-devel-matched fixed in 0:5.14.0-687.58.1.el9_8

  12. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-debuginfo fixed in 0:5.14.0-687.58.1.el9_8

  13. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-debuginfo-common-aarch64 fixed in 0:5.14.0-687.58.1.el9_8

  14. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    kernel-debuginfo-common-ppc64le fixed in 0:5.14.0-687.58.1.el9_8

  15. Oct 18, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    Red Hat Security Advisory: kernel security update

Sources

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.