fix: I2

kilnfi · May 29, 2024 · bd16d3f · bd16d3f
1 parent be88fbb
commit bd16d3f
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/src/handle_init_contract.c b/src/handle_init_contract.c
@@ -40,6 +40,13 @@ void handle_init_contract(ethPluginInitContract_t *msg) {
     }
     context->selectorIndex = index;
 
+    // check for overflow
+    if ((size_t) context->selectorIndex != index) {
+        PRINTF("Error: overflow detected on selector index!\n");
+        msg->result = ETH_PLUGIN_RESULT_ERROR;
+        return;
+    }
+
     msg->result = ETH_PLUGIN_RESULT_OK;
 
     switch (context->selectorIndex) {