CVE-2025-39943 | BDVDB-2026-296759 Detail
LinuxLinux
Description#
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.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact low, availability impact high. Attack vector: network.
Weaknesses#
No weakness recorded in the source data.
References#
- https://git.kernel.org/stable/c/773fddf976d282ef059c36c575ddb81567acd6bc
- https://git.kernel.org/stable/c/bdaab5c6538e250a9654127e688ecbbeb6f771d5
- https://git.kernel.org/stable/c/eb0378dde086363046ed3d7db7f126fc3f76fd70
- https://git.kernel.org/stable/c/8be498fcbd5b07272f560b45981d4b9e5a2ad885
- https://git.kernel.org/stable/c/529b121b00a6ee3c88fb3c01b443b2b81f686d48
- https://git.kernel.org/stable/c/5282491fc49d5614ac6ddcd012e5743eecb6a67c
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.