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CVE-2025-39692 In the Linux kernel, the following vulnerability has been resolved: smb: server: split ksmbd_rdma_stop_listening() out…

Description

In the Linux kernel, the following vulnerability has been resolved: smb: server: split ksmbd_rdma_stop_listening() out of ksmbd_rdma_destroy() We can't call destroy_workqueue(smb_direct_wq); before stop_sessions()! Otherwise already existing connections try to use smb_direct_wq as a NULL pointer.

Affected products and versions

Product Affected versions Fixed in
Linux 6.17 earliest → < 6.17 6.17
Linux 6.16 earliest → < 6.16.4 6.16.4
Linux 6.12 earliest → < 6.12.44 6.12.44
Linux 6.6 earliest → < 6.6.103 6.6.103
Linux 6.1 earliest → < 6.1.149 6.1.149
Linux 5.15 No fix stated
SIMATIC CN 4100 5.0 earliest → < 5.0 5.0

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