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Vulnerabilities

Vulnerability · ALSA-2026:81552

Important: kernel security update

Published Oct 12, 2026 · catalog updated Oct 15, 2026 · Important: kernel security update

Open the advisory

Exploitation likelihood is not on this record for ALSA-2026:81552. A missing EPSS score is not a low risk. Compare Important: kernel security update 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 (Important: kernel security update).
  • 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
Unknown—
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Advisory link
Affected products
AlmaLinux:9 kernel · AlmaLinux:9 kernel-64k · AlmaLinux:9 kernel-64k-core · AlmaLinux:9 kernel-64k-debug · AlmaLinux:9 kernel-64k-debug-core · AlmaLinux:9 kernel-64k-debug-modules

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: drm/xe/uapi: Reject coh_none PAT index for CPU cached memory in madvise (CVE-2026-46309) * kernel: macsec: fix replay protection at XPN lower-PN wrap (CVE-2026-63925) * kernel: bpf: Support for hardening against JIT spraying (CVE-2026-64508) * kernel: x86/bugs: Enable IBPB flush on BPF JIT allocation (CVE-2026-64507) * kernel: drm/amd/display: set new_stream to NULL after release (CVE-2026-68236) * kernel: drm/dp/mst: fix buffer overflows in sideband chunk accumulation (CVE-2026-68278) * kernel: drm/amdgpu: fix lifetime issue of amdgpu_vm_get_task_info_pasid() (CVE-2026-68245) * kernel: openvswitch: fix GSO userspace truncation underflow (CVE-2026-68123) * kernel: cifs: validate DFS referral string offsets (CVE-2026-72318) * kernel: drm/vmwgfx: use check_add_overflow for shader size+offset bound (CVE-2026-80887) * kernel: nvmet-auth: Synchronize timeout work during SQ teardown (CVE-2026-89970) * kernel: drm/amdkfd: Add TLB flush after MES queue eviction/suspension (CVE-2026-89811) * kernel: media: cx231xx: reject geometry changes while the VBI queue is busy (CVE-2026-89894) 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.

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.

  • AlmaLinux:9 kernel0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-core0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-debug0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-debug-core0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-debug-modules0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-debug-modules-core0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-debug-modules-extra0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-modules0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-modules-core0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-64k-modules-extra0 → 5.14.0-687.57.1.el9_8
  • AlmaLinux:9 kernel-abi-stablelists0 → 5.14.0-687.57.1.el9_8

How to fix ALSA-2026:81552

  • 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 ALSA-2026:81552. A missing EPSS score is not a low risk. Compare Important: kernel security update with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with 0 → 5.14.0-687.57.1.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 12, 2026 · OpenSSF OSV / OSV Scanner

    Detected

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: drm/xe/uapi: Reject coh_none PAT index for CPU cached memory in madvise (CVE-2026-46309) * kernel: macsec: fix replay protection at XPN lower-PN wrap (CVE-2026-63925) * kernel: bpf: Support for hardening against JIT spraying (CVE-2026-64508) * kernel: x86/bugs: Enable IBPB flush on BPF

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

    Fix available

    kernel fixed in 5.14.0-687.57.1.el9_8; kernel-64k fixed in 5.14.0-687.57.1.el9_8; kernel-64k-core fixed in 5.14.0-687.57.1.el9_8; kernel-64k-debug fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-core fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-debug fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-debug-core fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-debug-modules fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-debug-modules-core fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-debug-modules-extra fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-modules fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-modules-core fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-64k-modules-extra fixed in 5.14.0-687.57.1.el9_8

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

    Fix available

    kernel-abi-stablelists fixed in 5.14.0-687.57.1.el9_8

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

    Updated

    The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: drm/xe/uapi: Reject coh_none PAT index for CPU cached memory in madvise (CVE-2026-46309) * kernel: macsec: fix replay protection at XPN lower-PN wrap (CVE-2026-63925) * kernel: bpf: Support for hardening against JIT spraying (CVE-2026-64508) * kernel: x86/bugs: Enable IBPB flush on BPF

Sources

References

Freshness

Last verified in this catalog Oct 15, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.