From: Alan T. DeKok <aland@freeradius.org>
Date: Thu, 12 Oct 2023 16:53:35 +0000 (-0400)
Subject: add assertion for paranoia
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=30bd4cd992bd7e941f5dc80addcdd2b75ef081b5;p=thirdparty%2Ffreeradius-server.git

add assertion for paranoia
---

diff --git a/src/protocols/dns/decode.c b/src/protocols/dns/decode.c
index cd0a2b5ab4e..03e62e8dc3d 100644
--- a/src/protocols/dns/decode.c
+++ b/src/protocols/dns/decode.c
@@ -250,6 +250,9 @@ static ssize_t decode_record(TALLOC_CTX *ctx, fr_pair_list_t *out, fr_dict_attr_
 					      packet_ctx, decode_value_trampoline, decode_tlv_trampoline);
 		if (slen < 0) return slen;
 		if (!slen) break;
+
+		fr_assert(slen <= (p - end));
+
 		p += slen;
 	}