imagemagick/encoder_dng_fuzzer: Global-buffer-overflow in LibRaw::parse_makernote

2019-02-18T17:18:35
ID OSSFUZZ-13181
Type ossfuzz
Reporter Google
Modified 2019-08-07T15:21:13

Description

Project: https://github.com/imagemagick/imagemagick.git

Detailed report: https://oss-fuzz.com/testcase?key=5733147803648000

Project: imagemagick Fuzzer: afl_imagemagick_encoder_dng_fuzzer Fuzz target binary: encoder_dng_fuzzer Job Type: afl_asan_imagemagick Platform Id: linux

Crash Type: Global-buffer-overflow READ 4 Crash Address: 0x0000019ffbfc Crash State: LibRaw::parse_makernote LibRaw::parse_exif LibRaw::parse_tiff_ifd

Sanitizer: address (ASAN)

Regressed: https://oss-fuzz.com/revisions?job=afl_asan_imagemagick&range=201807100513:201807102253

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5733147803648000

Issue manually filed by: alex.gaynor

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for instructions to reproduce this bug locally.

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