smb/server: fix invalid pointer dereference in ksmbd_stop_durable_scavenger()

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In the Linux kernel, the following vulnerability has been resolved: smb/server: fix invalid pointer dereference in ksmbd_stop_durable_scavenger() See the procedure below: ksmbd_launch_ksmbd_durable_scavenger durable_scavenger_running = true server_conf.dh_task = kthread_run() // fail, dh_task is an ERR_PTR() server_ctrl_handle_reset ksmbd_stop_durable_scavenger kthread_stop(server_conf.dh_task) // invalid pointer

Source published

17 Sep 2026 16:06:55 UTC

Source modified

19 Oct 2026 08:59:03 UTC

Observed here

23 Oct 2026 15:48:27 UTC

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