CVE-2025-39943
ksmbd: smbdirect: validate data_offset and data_length field of smb_direct_data_transfer
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbdirect: validate data_offset and data_length field of smb_direct_data_transfer If data_offset and data_length of smb_direct_data_transfer struct are invalid, out of bounds issue could happen. This patch validate data_offset and data_length field in recv_done.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 4, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
2ea086e35c3d726a3bacd0a971c1f02a50e98206 < 773fddf976d282ef059c36c575ddb81567acd6bc 2ea086e35c3d726a3bacd0a971c1f02a50e98206 < bdaab5c6538e250a9654127e688ecbbeb6f771d5 2ea086e35c3d726a3bacd0a971c1f02a50e98206 < eb0378dde086363046ed3d7db7f126fc3f76fd70 2ea086e35c3d726a3bacd0a971c1f02a50e98206 < 8be498fcbd5b07272f560b45981d4b9e5a2ad885 2ea086e35c3d726a3bacd0a971c1f02a50e98206 < 529b121b00a6ee3c88fb3c01b443b2b81f686d48 2ea086e35c3d726a3bacd0a971c1f02a50e98206 < 5282491fc49d5614ac6ddcd012e5743eecb6a67c
Linux / Linux
5.15
References
git.kernel.org: https://git.kernel.org/stable/c/773fddf976d282ef059c36c575ddb81567acd6bc git.kernel.org: https://git.kernel.org/stable/c/bdaab5c6538e250a9654127e688ecbbeb6f771d5 git.kernel.org: https://git.kernel.org/stable/c/eb0378dde086363046ed3d7db7f126fc3f76fd70 git.kernel.org: https://git.kernel.org/stable/c/8be498fcbd5b07272f560b45981d4b9e5a2ad885 git.kernel.org: https://git.kernel.org/stable/c/529b121b00a6ee3c88fb3c01b443b2b81f686d48 git.kernel.org: https://git.kernel.org/stable/c/5282491fc49d5614ac6ddcd012e5743eecb6a67c