Comment #2 on issue 5953 by ClusterFuzz-External:
llvm/llvm-dwarfdump-fuzzer: Heap-buffer-overflow in
llvm::raw_svector_ostream::write_impl
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=5953#c2
ClusterFuzz has detected this issue as fixed in range
201802220624:201802230625.
Detailed report: https://oss-fuzz.com/testcase?key=5397097705635840
Project: llvm
Fuzzer: libFuzzer_llvm_llvm-dwarfdump-fuzzer
Fuzz target binary: llvm-dwarfdump-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux
Crash Type: Heap-buffer-overflow READ {*}
Crash Address: 0x606000000111
Crash State:
llvm::raw_svector_ostream::write_impl
llvm::raw_ostream::write
llvm::Twine::printOneChild
Sanitizer: address (ASAN)
Recommended Security Severity: Medium
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201708280446:201708291805
Fixed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201802220624:201802230625
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5397097705635840
See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for
more information.
If you suspect that the result above is incorrect, try re-doing that job on
the test case report page.
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