gstreamer/gst-discoverer: Heap-buffer-overflow in webvtt_type_find

2017-11-02T08:08:54
ID OSSFUZZ-4016
Type ossfuzz
Reporter Google
Modified 2017-12-03T14:05:22

Description

Project: https://anongit.freedesktop.org/git/gstreamer/gstreamer

Detailed report: https://oss-fuzz.com/testcase?key=6349101273710592

Project: gstreamer Fuzzer: libFuzzer_gstreamer_gst-discoverer Fuzz target binary: gst-discoverer Job Type: libfuzzer_asan_gstreamer Platform Id: linux

Crash Type: Heap-buffer-overflow READ 1 Crash Address: 0x602000000cf9 Crash State: webvtt_type_find gst_type_find_factory_call_function gst_type_find_helper_for_data

Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6349101273710592

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md 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 have questions for the OSS-Fuzz team, please file an issue at https://github.com/google/oss-fuzz/issues.