Status: New
Owner: ----
CC: k...@google.com, masc...@google.com, jdevlieg...@apple.com,
igm...@gmail.com, mit...@google.com, bigchees...@gmail.com,
eney...@google.com, llvm-b...@lists.llvm.org, j...@chromium.org,
v...@apple.com, mitchphi...@outlook.com, xpl...@gmail.com,
akils...@apple.com
Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible
Engine-libfuzzer OS-Linux Proj-llvm Reported-2019-08-25
Type: Bug
New issue 16758 by ClusterFuzz-External: llvm:clang-format-fuzzer:
Null-dereference READ in clang::format::TokenAnnotator::splitPenalty
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16758
Detailed Report: https://oss-fuzz.com/testcase?key=5646479716253696
Project: llvm
Fuzzing Engine: libFuzzer
Fuzz Target: clang-format-fuzzer
Job Type: libfuzzer_asan_llvm
Platform Id: linux
Crash Type: Null-dereference READ
Crash Address: 0x000000000050
Crash State:
clang::format::TokenAnnotator::splitPenalty
clang::format::TokenAnnotator::calculateFormattingInformation
clang::format::Formatter::analyze
Sanitizer: address (ASAN)
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201709130450:201709140449
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5646479716253696
Issue filed automatically.
See https://google.github.io/oss-fuzz/advanced-topics/reproducing for
instructions to reproduce this bug locally.
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