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],
[email protected]
Labels: ClusterFuzz Stability-Memory-AddressSanitizer Reproducible
Engine-libfuzzer OS-Linux Proj-llvm Security_Severity-Medium
Reported-2019-07-27
Type: Bug-Security
New issue 16077 by ClusterFuzz-External: llvm/llvm-dwarfdump-fuzzer:
Heap-buffer-overflow in llvm::object::ELFObjectFile<llvm::object::ELFType<
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16077
Detailed report: https://oss-fuzz.com/testcase?key=5687643842543616
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 1
Crash Address: 0x6220000018fc
Crash State:
llvm::object::ELFObjectFile<llvm::object::ELFType<
llvm::object::ObjectFile::getSymbolValue
llvm::object::ELFObjectFile<llvm::object::ELFType<
Sanitizer: address (ASAN)
Recommended Security Severity: Medium
Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_llvm&range=201708280446:201708291805
Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5687643842543616
Issue filed automatically.
See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for
instructions to reproduce this bug locally.
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