Update src/iceberg/avro/avro_schema_util.cc

MisterRaindrop · wgtmac · MisterRaindrop · commit 472fe6edf9a6 · 2025-07-28T21:10:32.000+08:00
Co-authored-by: Gang Wu &lt;ustcwg@gmail.com&gt;
diff --git a/src/iceberg/avro/avro_schema_util.cc b/src/iceberg/avro/avro_schema_util.cc
@@ -788,6 +788,9 @@ Result<::avro::NodePtr> CreateRecordNodeWithFieldIds(const ::avro::NodePtr& orig
   }
 
   for (size_t i = 0; i < original_node->leaves(); ++i) {
+    if (i >= original_node->names()) {
+      return InvalidSchema(...);
+    }
     const std::string& field_name = original_node->nameAt(i);
     ::avro::NodePtr field_node = original_node->leafAt(i);
 

Original file line number	Diff line number	Diff line change
`@@ -788,6 +788,9 @@ Result<::avro::NodePtr> CreateRecordNodeWithFieldIds(const ::avro::NodePtr& orig`
`788`	`788`	`}`
`789`	`789`
`790`	`790`	`for (size_t i = 0; i < original_node->leaves(); ++i) {`
	`791`	`+ if (i >= original_node->names()) {`
	`792`	`+ return InvalidSchema(...);`
	`793`	`+ }`
`791`	`794`	`const std::string& field_name = original_node->nameAt(i);`
`792`	`795`	`::avro::NodePtr field_node = original_node->leafAt(i);`
`793`	`796`