CVE-2025-68817
ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jan 13, 2026 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
dd45db4d9bbc8f122a9b4db5ce94ae29fcf03d3c < 446beed646b2e426dd53d27358365f8678e1dd01 7b58ee8d0b91359554cf219cd4f33872ea2afd66 < d092de8a26c952379ded8e6b0bda31d89befac1a 33b235a6e6ebe0f05f3586a71e8d281d00f71e2e < d64977495e44855f2b28d8ce56107c963a7a50e4 33b235a6e6ebe0f05f3586a71e8d281d00f71e2e < 21a3d01fc6db5129f81edb0ab7cb94fd758bcbea 33b235a6e6ebe0f05f3586a71e8d281d00f71e2e < 063cbbc6f595ea36ad146e1b7d2af820894beb21 33b235a6e6ebe0f05f3586a71e8d281d00f71e2e < b39a1833cc4a2755b02603eec3a71a85e9dff926
Linux / Linux
6.6
References
git.kernel.org: https://git.kernel.org/stable/c/446beed646b2e426dd53d27358365f8678e1dd01 git.kernel.org: https://git.kernel.org/stable/c/d092de8a26c952379ded8e6b0bda31d89befac1a git.kernel.org: https://git.kernel.org/stable/c/d64977495e44855f2b28d8ce56107c963a7a50e4 git.kernel.org: https://git.kernel.org/stable/c/21a3d01fc6db5129f81edb0ab7cb94fd758bcbea git.kernel.org: https://git.kernel.org/stable/c/063cbbc6f595ea36ad146e1b7d2af820894beb21 git.kernel.org: https://git.kernel.org/stable/c/b39a1833cc4a2755b02603eec3a71a85e9dff926