njs/njs_process_script_fuzzer: Use-of-uninitialized-value in njs_regexp_exec_result

2019-07-09T14:07:55
ID OSSFUZZ-15716
Type ossfuzz
Reporter Google
Modified 2020-06-02T15:32:33

Description

Project: http://hg.nginx.org/njs

Detailed report: https://oss-fuzz.com/testcase?key=5127028405174272

Project: njs Fuzzer: libFuzzer_njs_process_script_fuzzer Fuzz target binary: njs_process_script_fuzzer Job Type: libfuzzer_msan_njs Platform Id: linux

Crash Type: Use-of-uninitialized-value Crash Address: Crash State: njs_regexp_exec_result njs_regexp_prototype_exec njs_string_prototype_match

Sanitizer: memory (MSAN)

Recommended Security Severity: Medium

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5127028405174272

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for instructions to reproduce this bug locally.

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.