unrar/unrar_fuzzer: Use-of-uninitialized-value in __cxxabiv1::scan_eh_tab

2017-11-18T04:44:26
ID OSSFUZZ-4307
Type ossfuzz
Reporter Google
Modified 2018-02-16T16:27:05

Description

Project: https://github.com/aawc/unrar.git

Detailed report: https://oss-fuzz.com/testcase?key=4555542845456384

Project: unrar Fuzzer: libFuzzer_unrar_fuzzer Fuzz target binary: unrar_fuzzer Job Type: libfuzzer_msan_unrar Platform Id: linux

Crash Type: Use-of-uninitialized-value Crash Address: Crash State: __cxxabiv1::scan_eh_tab __gxx_personality_v0 _Unwind_RaiseException

Sanitizer: memory (MSAN)

Recommended Security Severity: Medium

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_msan_unrar&range=201711160559:201711170607

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=4555542845456384

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.

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