CVE-2026-89970 Affecting kernel-debug package, versions <0:6.12.0-211.65.1.el10_2


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.8% (56th percentile)

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  • Snyk IDSNYK-ORACLE10-KERNELDEBUG-20938721
  • published14 Oct 2026
  • disclosed16 Sept 2026

Introduced: 16 Sep 2026

CVE-2026-89970  (opens in a new tab)

How to fix?

Upgrade Oracle:10 kernel-debug to version 0:6.12.0-211.65.1.el10_2 or higher.
This issue was patched in ELSA-2026-81406.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debug package and not the kernel-debug package as distributed by Oracle. See How to fix? for Oracle:10 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

nvmet-auth: Synchronize timeout work during SQ teardown

nvmet_auth_sq_free() cancels auth_expired_work with cancel_delayed_work(). If the work has already started, cancellation does not wait for the callback. Transport teardown can consequently free or reuse the queue containing struct nvmet_sq while nvmet_auth_expired_work() still accesses that SQ.

Add a teardown-specific helper that synchronously drains the delayed work before freeing authentication state, and use it from nvmet_sq_destroy(). Keep the non-synchronous helper for in-band authentication state cleanup, where the SQ owner remains alive.

CVSS Base Scores

version 3.1