CVE-2025-38475 smc: Fix various oops due to inet_sock type confusion.

In the Linux kernel, the following vulnerability has been resolved: smc: Fix various oops due to inetsock type confusion. syzbot reported weird splats 01 in cipsov4socksetattr while freeing inetsksk-inetopt. The address was freed multiple times even though it was read-only memory...

CVE-2025-38475

CVE-2025-38475 : Linux kernel SMC sockets suffered from inet_sock type confusion causing oops/double-free behavior when freeing inet_opt due to smc_sock hijacking AF_INET/AF_INET6 fields. Root cause: smc_sock did not place inet_sock as the first member, allowing misinterpretation of function poin...