From f12a4bfdd1630fefaf67da5a298923b36dd50b79 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Thu, 23 Jan 2020 18:59:54 -0800
Subject: [PATCH] ircd::rfc1035: Throw on invalid SRV target string during
 answer parse.

---
 ircd/rfc1035.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ircd/rfc1035.cc b/ircd/rfc1035.cc
index d23545514..7496369b0 100644
--- a/ircd/rfc1035.cc
+++ b/ircd/rfc1035.cc
@@ -372,6 +372,7 @@ ircd::rfc1035::record::SRV::SRV(const answer &answer)
 	tgt = string_view{this->tgtbuf, len - 1};
 	pos += len;
 
+	valid_name(tgt); // throws
 	assert(std::distance(pos, end(rdata)) >= 0);
 }