Add safe guard when receive network response data too long (#41717)

Summary: Fixes #41651 ## Changelog: [IOS] [FIXED] - Add safe guard when receive network response data too long Pull Request resolved: #41717 Test Plan: None. Reviewed By: cortinico Differential Revision: D51981597 Pulled By: dmytrorykun fbshipit-source-id: fabaa1490684da6725270e8ca617e3da97c56978
facebook · Dec 13, 2023 · 3c4517f · 3c4517f
1 parent d5b1c71
commit 3c4517f
Showing 1 changed file with 15 additions and 1 deletion.
diff --git a/packages/react-native/Libraries/Network/RCTNetworkTask.mm b/packages/react-native/Libraries/Network/RCTNetworkTask.mm
@@ -164,7 +164,21 @@ - (void)URLRequest:(id)requestToken didReceiveData:(NSData *)data
     if (!_data) {
       _data = [NSMutableData new];
     }
-    [_data appendData:data];
+    @try {
+      [_data appendData:data];
+    } @catch (NSException *exception) {
+      _status = RCTNetworkTaskFinished;
+      if (_completionBlock) {
+        RCTURLRequestCompletionBlock completionBlock = _completionBlock;
+        [self dispatchCallback:^{
+          completionBlock(
+              self->_response, nil, RCTErrorWithMessage(exception.reason ?: @"Request's received data too long."));
+        }];
+      }
+      [self invalidate];
+      return;
+    }
+
     length = _data.length;
   }