From: Alan T. DeKok <aland@freeradius.org>
Date: Tue, 8 Mar 2022 21:44:42 +0000 (-0500)
Subject: ensure that string/octet arrays are marked as "length=uint16"
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=64ea2f5d49fcf76bcd023427d9c9333342ded286;p=thirdparty%2Ffreeradius-server.git

ensure that string/octet arrays are marked as "length=uint16"
---

diff --git a/src/protocols/dhcpv6/base.c b/src/protocols/dhcpv6/base.c
index 744c8678ed3..600d103f680 100644
--- a/src/protocols/dhcpv6/base.c
+++ b/src/protocols/dhcpv6/base.c
@@ -1028,6 +1028,11 @@ static bool attr_valid(UNUSED fr_dict_t *dict, UNUSED fr_dict_attr_t const *pare
 	 */
 	if (flags->array && ((type == FR_TYPE_STRING) || (type == FR_TYPE_OCTETS))) {
 		flags->is_known_width = true;
+
+		if (flags->extra && (flags->subtype != FLAG_LENGTH_UINT16)) {
+			fr_strerror_const("string/octets arrays require the 'length=uint16' flag");
+			return false;
+		}
 	}
 
 	/*