wasmtime:differential: Crash in _fini

Type ossfuzz
Reporter Google
Modified 2020-03-08T18:58:50


Project: https://github.com/bytecodealliance/wasmtime.git

Detailed Report: https://oss-fuzz.com/testcase?key=5750187404558336

Project: wasmtime Fuzzing Engine: libFuzzer Fuzz Target: differential Job Type: libfuzzer_asan_wasmtime Platform Id: linux

Crash Type: UNKNOWN WRITE Crash Address: 0x7f2fcf21df09 Crash State: _fini

Sanitizer: address (ASAN)

Recommended Security Severity: High

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_wasmtime&range=202002010316:202002020316

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5750187404558336

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.