llvm:clang-fuzzer: Segv on unknown address in clang::Sema::EnterDeclaratorContext

2020-01-19T07:21:01
ID OSSFUZZ-20232
Type ossfuzz
Reporter Google
Modified 2020-04-15T19:48:31

Description

Detailed Report: https://oss-fuzz.com/testcase?key=6244001741275136

Project: llvm Fuzzing Engine: libFuzzer Fuzz Target: clang-fuzzer Job Type: libfuzzer_msan_llvm Platform Id: linux

Crash Type: Segv on unknown address Crash Address: Crash State: clang::Sema::EnterDeclaratorContext clang::Sema::ActOnCXXEnterDeclaratorScope clang::Parser::ParseDirectDeclarator

Sanitizer: memory (MSAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_msan_llvm&range=201911200438:201911230451

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6244001741275136

Issue filed automatically.

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