diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index 167c785e0ca..8c161c9df30 100644
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -760,6 +760,10 @@ static int caif_connect(struct socket *sock, struct sockaddr *uaddr,
 
 	lock_sock(sk);
 
+	err = -EINVAL;
+	if (addr_len < offsetofend(struct sockaddr, sa_family))
+		goto out;
+
 	err = -EAFNOSUPPORT;
 	if (uaddr->sa_family != AF_CAIF)
 		goto out;