CVE-2025-40080
nbd: restrict sockets to TCP and UDP
In the Linux kernel, the following vulnerability has been resolved:
nbd: restrict sockets to TCP and UDP
Recently, syzbot started to abuse NBD with all kinds of sockets.
Commit cf1b2326b734 ("nbd: verify socket is supported during setup")
made sure the socket supported a shutdown() method.
Explicitely accept TCP and UNIX stream sockets.
Productos afectados
Linux · Linux¿Quieres saber si tu infraestructura está expuesta a esto?
Hablar con TrueHacking →Referencias
https://git.kernel.org/stable/c/37ad11f20e164c23ce827dd455b42c0fdd29685chttps://git.kernel.org/stable/c/4f9e6ff6319dbcebea64b50af0304cf0ad7e97e7https://git.kernel.org/stable/c/808e2335bc1cf2293b9e36ccc94c267c81509c71https://git.kernel.org/stable/c/9f7c02e031570e8291a63162c6c046dc15ff85b0https://git.kernel.org/stable/c/c365e8f20f4201d873a70385bd919f0fb531e960