CVE-2026-90165

Unknown

Description

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

SeverityUnknown
CVSS—
Exploit probability—
ProductLinux
PublishedSep 17, 2026
First seenSep 17, 2026

How to fix

Update
  • Linux Linux3f8651f6bb52159c9e23993c77a2b51b9505ad64, af9cb997d13a17029a0d3863e33f4c837e27a8ae, b2d78c199dfd983638662ace0612d4fade3dbea1, a2eb72b4d53bb9d8d6c00f3f794eaccb4b1ce5ed, bef46b604732d83f8da29f782868de4d25bf972c, 6.6.157 or later

Affected products

ProductAffected versionsFixed in
Linux Linux7f0cb478703cbeaddfe5c9101c5c73cd975d1073 ≤ v < 3f8651f6bb52159c9e23993c77a2b51b9505ad64, d484d621d40f4a8b8959008802d79bef3609641b ≤ v < af9cb997d13a17029a0d3863e33f4c837e27a8ae, d484d621d40f4a8b8959008802d79bef3609641b ≤ v < b2d78c199dfd983638662ace0612d4fade3dbea1, d484d621d40f4a8b8959008802d79bef3609641b ≤ v < a2eb72b4d53bb9d8d6c00f3f794eaccb4b1ce5ed, d484d621d40f4a8b8959008802d79bef3609641b ≤ v < bef46b604732d83f8da29f782868de4d25bf972c, 6.6.142 ≤ v < 6.6.157, 6.113f8651f6bb52159c9e23993c77a2b51b9505ad64, af9cb997d13a17029a0d3863e33f4c837e27a8ae, b2d78c199dfd983638662ace0612d4fade3dbea1, a2eb72b4d53bb9d8d6c00f3f794eaccb4b1ce5ed, bef46b604732d83f8da29f782868de4d25bf972c, 6.6.157

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CVE-2026-90165 · Linux · Dark Radar