imagemagick:ping_miff_fuzzer: Heap-buffer-overflow in PushDoublePixel

2019-11-02T03:24:19
ID OSSFUZZ-18673
Type ossfuzz
Reporter Google
Modified 2020-01-31T18:16:54

Description

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

Detailed Report: https://oss-fuzz.com/testcase?key=5700086448783360

Project: imagemagick Fuzzing Engine: libFuzzer Fuzz Target: ping_miff_fuzzer Job Type: libfuzzer_asan_imagemagick Platform Id: linux

Crash Type: Heap-buffer-overflow READ 1 Crash Address: 0x60d0000004d8 Crash State: PushDoublePixel ImportCMYKAQuantum ImportQuantumPixels

Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_imagemagick&range=201910220644:201910230307

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5700086448783360

Issue manually filed by: alex.gaynor

See https://google.github.io/oss-fuzz/advanced-topics/reproducing for instructions to reproduce this bug locally. When you fix this bug, please * mention the fix revision(s). * state whether the bug was a short-lived regression or an old bug in any stable releases. * add any other useful information. This information can help downstream consumers.

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This bug is subject to a 90 day disclosure deadline. If 90 days elapse without an upstream patch, then the bug report will automatically become visible to the public.