// Copyright 2021 Code Intelligence GmbH // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package com.example; import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.dataformat.cbor.CBORFactory; import java.io.IOException; // Reproduces https://github.com/FasterXML/jackson-dataformats-binary/issues/236 and // https://github.com/FasterXML/jackson-databind/pull/3032 if executed with // `--keep_going=3 -seed=2735196724`. public class JacksonCborFuzzer { public static void fuzzerTestOneInput(byte[] input) { CBORFactory factory = new CBORFactory(); ObjectMapper mapper = new ObjectMapper(factory); mapper.enableDefaultTyping(); try { mapper.readTree(input); } catch (IOException ignored) { } } }