Status: New
Owner: ----
CC: [email protected], [email protected], [email protected],
[email protected], [email protected], [email protected],
[email protected], [email protected], [email protected],
[email protected], [email protected], [email protected],
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Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible
Engine-libfuzzer Proj-llvm Reported-2019-04-08
Type: Bug
New issue 14123 by ClusterFuzz-External:
llvm/llvm-microsoft-demangle-fuzzer: Null-dereference WRITE in
llvm::ms_demangle::Demangler::demangleMemberPointerType
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14123
Detailed report: https://oss-fuzz.com/testcase?key=5630479945957376
Project: llvm
Fuzzer: libFuzzer_llvm_llvm-microsoft-demangle-fuzzer
Fuzz target binary: llvm-microsoft-demangle-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux
Crash Type: Null-dereference WRITE
Crash Address: 0x00000000000c
Crash State:
llvm::ms_demangle::Demangler::demangleMemberPointerType
llvm::ms_demangle::Demangler::demangleType
llvm::ms_demangle::Demangler::demangleMemberPointerType
Sanitizer: address (ASAN)
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201901070410:201901080410
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5630479945957376
Issue filed automatically.
See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md 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.
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