critical9.4
CVE-2025-39943
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…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 5.15.1 before 5.15.194 from 5.16 before 6.1.154 from 6.2 before 6.6.108 from 6.7 before 6.12.49 from 6.13 before 6.16.9 Version 5.15 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/5282491fc49d5614ac6ddcd012e5743eecb6a67c
- https://git.kernel.org/stable/c/529b121b00a6ee3c88fb3c01b443b2b81f686d48
- https://git.kernel.org/stable/c/773fddf976d282ef059c36c575ddb81567acd6bc
- https://git.kernel.org/stable/c/8be498fcbd5b07272f560b45981d4b9e5a2ad885
- https://git.kernel.org/stable/c/bdaab5c6538e250a9654127e688ecbbeb6f771d5
- https://git.kernel.org/stable/c/eb0378dde086363046ed3d7db7f126fc3f76fd70