Comment #3 on issue 3337 by
monor...@clusterfuzz-external.iam.gserviceaccount.com: llvm:
Heap-buffer-overflow in llvm::DataExtractor::getU32
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=3337#c3
ClusterFuzz has detected this issue as fixed in range
201710230449:201710240446.
Detailed report: https://oss-fuzz.com/testcase?key=6584699101118464
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 4
Crash Address: 0x618000000b92
Crash State:
llvm::DataExtractor::getU32
llvm::DWARFAcceleratorTable::extract
dumpAccelSection
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=201710230449:201710240446
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=6584699101118464
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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