Merge pull request #14249 from FRRouting/mergify/bp/stable/8.5/pr-14245

bgpd: Don't read the first byte of ORF header if we are ahead of stream (backport #14245)
FRRouting · Aug 21, 2023 · 9993bc1 · 9993bc1
2 parents 3d1b6c0 + 3515178
commit 9993bc1
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/bgpd/bgp_packet.c b/bgpd/bgp_packet.c
@@ -2408,7 +2408,8 @@ static int bgp_route_refresh_receive(struct peer *peer, bgp_size_t size)
 				 * and 7 bytes of ORF Address-filter entry from
 				 * the stream
 				 */
-				if (*p_pnt & ORF_COMMON_PART_REMOVE_ALL) {
+				if (p_pnt < p_end &&
+				    *p_pnt & ORF_COMMON_PART_REMOVE_ALL) {
 					if (bgp_debug_neighbor_events(peer))
 						zlog_debug(
 							"%pBP rcvd Remove-All pfxlist ORF request",