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-rw-r--r--src/plugins/wireguard/wireguard_output_tun.c5
-rw-r--r--src/plugins/wireguard/wireguard_peer.h2
2 files changed, 7 insertions, 0 deletions
diff --git a/src/plugins/wireguard/wireguard_output_tun.c b/src/plugins/wireguard/wireguard_output_tun.c
index 14df692eebc..64aaba7947f 100644
--- a/src/plugins/wireguard/wireguard_output_tun.c
+++ b/src/plugins/wireguard/wireguard_output_tun.c
@@ -371,6 +371,11 @@ wg_output_tun_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
if (PREDICT_FALSE (last_adj_index != adj_index))
{
peeri = wg_peer_get_by_adj_index (adj_index);
+ if (peeri == INDEX_INVALID)
+ {
+ b[0]->error = node->errors[WG_OUTPUT_ERROR_PEER];
+ goto out;
+ }
peer = wg_peer_get (peeri);
}
diff --git a/src/plugins/wireguard/wireguard_peer.h b/src/plugins/wireguard/wireguard_peer.h
index 1af5799bc76..f3d80fbf9fe 100644
--- a/src/plugins/wireguard/wireguard_peer.h
+++ b/src/plugins/wireguard/wireguard_peer.h
@@ -166,6 +166,8 @@ wg_peer_get (index_t peeri)
static inline index_t
wg_peer_get_by_adj_index (index_t ai)
{
+ if (ai > vec_len (wg_peer_by_adj_index))
+ return INDEX_INVALID;
return (wg_peer_by_adj_index[ai]);
}