CVE-2025-39943critical

ksmbd: smbdirect: validate data_offset and data_length field of smb_direct_data_transfer

28Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 9.4epss 0.3%

probabilidade de exploração

0.3%top 82% das CVEs

exploração observada

nãonenhuma fonte reporta

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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H

Produtos afetados

Linux · Linux

Referências

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