libwebp/fuzz_demux_api: Heap-buffer-overflow in GetLE24

Type ossfuzz
Reporter Google
Modified 2018-08-02T15:24:41



Detailed report:

Project: libwebp Fuzzer: libFuzzer_libwebp_fuzz_demux_api Fuzz target binary: fuzz_demux_api Job Type: libfuzzer_asan_libwebp Platform Id: linux

Crash Type: Heap-buffer-overflow READ 1 Crash Address: 0x607000000455 Crash State: GetLE24 WebPMuxCreateInternal fuzz_demux_api.c

Sanitizer: address (ASAN)

Recommended Security Severity: Medium


Reproducer Testcase:

Issue filed automatically.

See for more information.

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.

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