From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 30 Jul 2014 00:05:23 +0000 (+0200)
Subject: resolved: don't accept messages with ANY RRs
X-Git-Tag: v216~381
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=0e2bcd6a1783008a94bdef4c828c5f8e0eba1706;p=elogind.git

resolved: don't accept messages with ANY RRs
---

diff --git a/src/resolve/resolved-dns-packet.c b/src/resolve/resolved-dns-packet.c
index 5eaee2cb4..1636362af 100644
--- a/src/resolve/resolved-dns-packet.c
+++ b/src/resolve/resolved-dns-packet.c
@@ -868,6 +868,12 @@ int dns_packet_read_rr(DnsPacket *p, DnsResourceRecord **ret, size_t *start) {
         if (r < 0)
                 goto fail;
 
+        if (key->class == DNS_CLASS_ANY ||
+            key->type == DNS_TYPE_ANY) {
+                r = -EBADMSG;
+                goto fail;
+        }
+
         rr = dns_resource_record_new(key);
         if (!rr) {
                 r = -ENOMEM;