mastercactapus proxyprotocol vulnerable to denial of service

headerv2.go in mastercactapus proxyprotocol before 0.0.2, as used in the mastercactapus caddy-proxyprotocol plugin through 0.0.2 for Caddy, allows remote attackers to cause a denial of service webserver panic and daemon crash via a crafted HAProxy PROXY v2 request with truncated source/destinatio...