See https://github.com/uclouvain/openjpeg/commit/839936aa33eb8899bbbd80fda02796bb65068951
--- a/src/lib/openjp2/pi.c
+++ b/src/lib/openjp2/pi.c
@@ -1694,9 +1694,12 @@ opj_pi_iterator_t *opj_pi_initialise_encode(const opj_image_t *p_image,
     l_current_pi = l_pi;
 
     /* memory allocation for include*/
-    l_current_pi->include_size = l_tcp->numlayers * l_step_l;
-    l_current_pi->include = (OPJ_INT16*) opj_calloc(l_current_pi->include_size,
-                            sizeof(OPJ_INT16));
+    l_current_pi->include = NULL;
+    if (l_step_l <= UINT_MAX / l_tcp->numlayers) {
+        l_current_pi->include_size = l_tcp->numlayers * l_step_l;
+        l_current_pi->include = (OPJ_INT16*) opj_calloc(l_current_pi->include_size,
+                                sizeof(OPJ_INT16));
+    }
     if (!l_current_pi->include) {
         opj_free(l_tmp_data);
         opj_free(l_tmp_ptr);