issue #208 check for overflow when resizing array

dibyendumajumdar · Feb 17, 2021 · 4861459 · 4861459
1 parent a3b933a
commit 4861459
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/ltable.c b/src/ltable.c
@@ -809,7 +809,7 @@ static int ravi_resize_array(lua_State *L, RaviArray *t, unsigned int new_size,
   }
   /* make sure new size is not going to overflow */
   unsigned int size;
-  uint64_t next_size = t->size + 10;
+  uint64_t next_size = (uint64_t)t->size + 10;
   if (new_size < next_size) {
     size = (unsigned int)next_size;
     if (size != next_size)