Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.15.1, < 5.15.194 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/5282491fc49d5614ac6ddcd012e5743eecb6a67cPatch
- https://git.kernel.org/stable/c/529b121b00a6ee3c88fb3c01b443b2b81f686d48Patch
- https://git.kernel.org/stable/c/773fddf976d282ef059c36c575ddb81567acd6bcPatch
- https://git.kernel.org/stable/c/8be498fcbd5b07272f560b45981d4b9e5a2ad885Patch
- https://git.kernel.org/stable/c/bdaab5c6538e250a9654127e688ecbbeb6f771d5Patch
- https://git.kernel.org/stable/c/eb0378dde086363046ed3d7db7f126fc3f76fd70Patch
FAQ
What is CVE-2025-39943?
CVE-2025-39943 is a vulnerability with a CVSS score of 7.1 (HIGH). 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_dir...
How severe is CVE-2025-39943?
CVE-2025-39943 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-39943?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.