CVE-2025-68817

Published: January 18, 2026Last modified: January 18, 2026

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency Under high concurrency, A tree-connection object (tcon) is freed on a disconnect path while another path still holds a reference and later executes *_put()/write on it.

Status

References

• https://git.kernel.org/stable/c/063cbbc6f595ea36ad146e1b7d2af820894beb21
• https://git.kernel.org/stable/c/21a3d01fc6db5129f81edb0ab7cb94fd758bcbea
• https://git.kernel.org/stable/c/b39a1833cc4a2755b02603eec3a71a85e9dff926
• https://git.kernel.org/stable/c/d092de8a26c952379ded8e6b0bda31d89befac1a
• https://git.kernel.org/stable/c/d64977495e44855f2b28d8ce56107c963a7a50e4