From 13347e2450c7bfa928eb80b01850e52dfa095802 Mon Sep 17 00:00:00 2001

From: Tomas Babej <tomasbabej@gmail.com>

Date: Thu, 28 Jan 2016 15:05:01 +0100

Subject: [PATCH] resolver: Reject lines with less than two tokens

---

 dns/resolver.py | 5 ++++-

 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dns/resolver.py b/dns/resolver.py

index 55359fa..94360c4 100644

--- a/dns/resolver.py

+++ b/dns/resolver.py

@@ -562,8 +562,11 @@ def read_resolv_conf(self, f):

                 if len(l) == 0 or l[0] == '#' or l[0] == ';':

                     continue

                 tokens = l.split()

-                if len(tokens) == 0:

+

+                # Any line containing less than 2 tokens is malformed

+                if len(tokens) < 2:

                     continue

+

                 if tokens[0] == 'nameserver':

                     self.nameservers.append(tokens[1])

                 elif tokens[0] == 'domain':