diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 81e012c66d95..3745922c7132 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -5147,6 +5147,9 @@ static int selinux_sctp_bind_connect(struct sock *sk, int optname,
 			return -EINVAL;
 		}
 
+		if (walk_size + len > addrlen)
+			return -EINVAL;
+
 		err = -EINVAL;
 		switch (optname) {
 		/* Bind checks */