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Null-dereference READ in CCodec_BmpModule::ReadHeader |
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Issue descriptionDetailed report: https://clusterfuzz.com/testcase?key=5168850350637056 Fuzzer: libFuzzer_pdf_codec_bmp_fuzzer Job Type: libfuzzer_chrome_msan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: CCodec_BmpModule::ReadHeader CCodec_ProgressiveDecoder::BmpDetectImageType CCodec_ProgressiveDecoder::DetectImageType Sanitizer: memory (MSAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=536784:536853 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5168850350637056 Issue filed automatically. See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information.
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Feb 15 2018
Automatically assigning owner based on suspected regression changelist https://pdfium.googlesource.com/pdfium/+/a9eabe43437871b7b5f5569f0e3e1b9b3e01cedf (Check that the request was satisfied in ReadData). If this is incorrect, please let us know why and apply the Test-Predator-Wrong-CLs label. If you aren't the correct owner for this issue, please unassign yourself as soon as possible so it can be re-triaged.
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Feb 15 2018
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Feb 15 2018
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Feb 16 2018
ClusterFuzz has detected this issue as fixed in range 537087:537101. Detailed report: https://clusterfuzz.com/testcase?key=5168850350637056 Fuzzer: libFuzzer_pdf_codec_bmp_fuzzer Job Type: libfuzzer_chrome_msan Platform Id: linux Crash Type: Null-dereference READ Crash Address: 0x000000000000 Crash State: CCodec_BmpModule::ReadHeader CCodec_ProgressiveDecoder::BmpDetectImageType CCodec_ProgressiveDecoder::DetectImageType Sanitizer: memory (MSAN) Regressed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=536784:536853 Fixed: https://clusterfuzz.com/revisions?job=libfuzzer_chrome_msan&range=537087:537101 Reproducer Testcase: https://clusterfuzz.com/download?testcase_id=5168850350637056 See https://chromium.googlesource.com/chromium/src/+/master/testing/libfuzzer/reference.md for more information. If you suspect that the result above is incorrect, try re-doing that job on the test case report page. |
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Comment 1 by ClusterFuzz
, Feb 15 2018Labels: Test-Predator-Auto-Components