CVE-2026-89970

In the Linux kernel, the following vulnerability has been resolved: nvmet-auth: Synchronize timeout work during SQ teardown nvmetauthsqfree cancels authexpiredwork with canceldelayedwork. If the work has already started, cancellation does not wait for the callback. Transport teardown can...

CVE-2026-89970

CVE-2026-89970 is a use-after-free vulnerability in the Linux kernel NVMe Target (nvmet) authentication subsystem. During Submission Queue (SQ) teardown, nvmet_auth_sq_free() uses cancel_delayed_work() to stop auth_expired_work, but if the work has already started, cancellation does not wait for ...