CVE-2024-49571 net/smc: check iparea_offset and ipv6_prefixes_cnt when receiving proposal msg

In the Linux kernel, the following vulnerability has been resolved: net/smc: check ipareaoffset and ipv6prefixescnt when receiving proposal msg When receiving proposal msg in server, the field ipareaoffset and the field ipv6prefixescnt in proposal msg are from the remote client and can not be ful...