1 // Copyright 2023 Code Intelligence GmbH 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package com.example; 16 17 import com.code_intelligence.jazzer.api.FuzzedDataProvider; 18 import java.io.*; 19 import org.apache.batik.transcoder.TranscoderException; 20 import org.apache.batik.transcoder.TranscoderInput; 21 import org.apache.batik.transcoder.TranscoderOutput; 22 import org.apache.batik.transcoder.image.JPEGTranscoder; 23 24 public class BatikTranscoderFuzzer { fuzzerTestOneInput(FuzzedDataProvider data)25 public static void fuzzerTestOneInput(FuzzedDataProvider data) throws IOException { 26 String host = data.consumeRemainingAsString(); 27 28 byte[] svg = 29 ("<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" >\n" 30 + "<image width=\"50\" height=\"50\" xlink:href=\"https://" + host + "/\"></image>\n" 31 + "</svg>") 32 .getBytes(); 33 34 // Convert SVG to JPEG 35 try { 36 JPEGTranscoder transcoder = new JPEGTranscoder(); 37 TranscoderInput input = new TranscoderInput(new ByteArrayInputStream(svg)); 38 TranscoderOutput output = new TranscoderOutput(new ByteArrayOutputStream()); 39 transcoder.transcode(input, output); 40 } catch (TranscoderException | IllegalArgumentException e) { 41 // Ignored 42 } 43 } 44 } 45