From 2becb920e431110c4afc4fa069b051c5940c2096 Mon Sep 17 00:00:00 2001 From: Jeremy Evans Date: Fri, 29 May 2020 14:13:30 -0700 Subject: [PATCH] Convert ip addresses to canonical form in Resolv::DNS::Requester::UnconnectedUDP#sender Otherwise, if the IP address given is not in canonical form, it won't match, and Resolv will ignore it. Fixes [Bug #16439] --- lib/resolv.rb | 1 + 1 file changed, 1 insertion(+) diff --git a/lib/resolv.rb b/lib/resolv.rb index e7b45e785a85..d78531e174fd 100644 --- a/lib/resolv.rb +++ b/lib/resolv.rb @@ -767,6 +767,7 @@ def recv_reply(readable_socks) end def sender(msg, data, host, port=Port) + host = Addrinfo.ip(host).ip_address lazy_initialize sock = @socks_hash[host.index(':') ? "::" : "0.0.0.0"] return nil if !sock