unicorn:fuzz_emu_arm_armbe: Crash in helper_uc_tracecode

2020-01-12T08:15:30
ID OSSFUZZ-20038
Type ossfuzz
Reporter Google
Modified 2020-05-08T14:36:20

Description

Project: https://github.com/unicorn-engine/unicorn.git

Detailed Report: https://oss-fuzz.com/testcase?key=5737813991751680

Project: unicorn Fuzzing Engine: libFuzzer Fuzz Target: fuzz_emu_arm_armbe Job Type: libfuzzer_asan_unicorn Platform Id: linux

Crash Type: UNKNOWN READ Crash Address: 0x000000001268 Crash State: helper_uc_tracecode

Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_unicorn&range=201910020147:201910030148

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5737813991751680

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.

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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.