Pics, pics, pics. Without pictures, we don't know what to advise!
Off the top though, it's important to recognize that in the hands of a crafstman, nearly anything can be repaired almost invisibly. The question usually isn't "can this be repaired?" but "is it worth it to repair this?".
That's a valuable bass, and it's likely to go up from there. If I were you, I would have a go at a complete repair first before considering a new neck...