Merge tag '6.3-rc6-ksmbd-server-fix' of git://git.samba.org/ksmbd

Pull ksmbd server fix from Steve French:
 "smb311 server preauth integrity negotiate context parsing fix (check
  for out of bounds access)"

* tag '6.3-rc6-ksmbd-server-fix' of git://git.samba.org/ksmbd:
  ksmbd: avoid out of bounds access in decode_preauth_ctxt()