libheif:file-fuzzer: Heap-buffer-overflow in Op_RGB_to_RGB24_32::convert_colorspace

2020-05-07T15:07:20
ID OSSFUZZ-22094
Type ossfuzz
Reporter Google
Modified 2020-08-15T14:36:34

Description

Project: https://github.com/strukturag/libheif.git

Detailed Report: https://oss-fuzz.com/testcase?key=5648321160151040

Project: libheif Fuzzing Engine: libFuzzer Fuzz Target: file-fuzzer Job Type: libfuzzer_asan_i386_libheif Platform Id: linux

Crash Type: Heap-buffer-overflow READ 1 Crash Address: 0xf2d0890f Crash State: Op_RGB_to_RGB24_32::convert_colorspace heif::ColorConversionPipeline::convert_image heif::convert_colorspace

Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Crash Revision: https://oss-fuzz.com/revisions?job=libfuzzer_asan_i386_libheif&revision=202003290223

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5648321160151040

Issue filed automatically.

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.

If you need to contact the OSS-Fuzz team with a question, concern, or any other feedback, please file an issue at https://github.com/google/oss-fuzz/issues. Comments on individual Monorail issues are not monitored.

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.