diff --git a/zebra/zebra_evpn_mh.c b/zebra/zebra_evpn_mh.c index f0d4d2b8c9..c0cc57fc69 100644 --- a/zebra/zebra_evpn_mh.c +++ b/zebra/zebra_evpn_mh.c @@ -3920,8 +3920,18 @@ void zebra_evpn_proc_remote_nh(ZAPI_HANDLER_ARGS) struct ipaddr nh; struct ethaddr rmac; struct prefix_evpn dummy_prefix; + size_t min_len = 4 + sizeof(nh); s = msg; + + /* + * Ensure that the stream sent to us is long enough + */ + if (hdr->command == ZEBRA_EVPN_REMOTE_NH_ADD) + min_len += sizeof(rmac); + if (hdr->length < min_len) + return; + vrf_id = stream_getl(s); stream_get(&nh, s, sizeof(nh));