CVE-2025-68817
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
13/01/2026
Last modified:
06/02/2026
Description
In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency<br />
<br />
Under high concurrency, A tree-connection object (tcon) is freed on<br />
a disconnect path while another path still holds a reference and later<br />
executes *_put()/write on it.
Impact
References to Advisories, Solutions, and Tools
- https://git.kernel.org/stable/c/063cbbc6f595ea36ad146e1b7d2af820894beb21
- https://git.kernel.org/stable/c/21a3d01fc6db5129f81edb0ab7cb94fd758bcbea
- https://git.kernel.org/stable/c/446beed646b2e426dd53d27358365f8678e1dd01
- https://git.kernel.org/stable/c/b39a1833cc4a2755b02603eec3a71a85e9dff926
- https://git.kernel.org/stable/c/d092de8a26c952379ded8e6b0bda31d89befac1a
- https://git.kernel.org/stable/c/d64977495e44855f2b28d8ce56107c963a7a50e4