[jira] [Created] (ARROW-7672) NULL pointer dereference bug

["daehee jang (Jira)" <ji...@apache.org>]

daehee jang created ARROW-7672:
----------------------------------

             Summary: NULL pointer dereference bug
                 Key: ARROW-7672
                 URL: https://issues.apache.org/jira/browse/ARROW-7672
             Project: Apache Arrow
          Issue Type: Bug
         Environment: Ubuntu 16.04 x86_64
            Reporter: daehee jang
         Attachments: 219d5b796fff328f1bc096e3421f33f7d2091204

I was fuzzing arrow and libfuzzer (clang-11) found a bug in `arrow-ipc-file-fuzz` (from ossfuzz)

 

=================================================================

*==116241==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x000000ed5de9 bp 0x7fff640648b0 sp 0x7fff64064680 T0)*

==116241==The signal is caused by a READ memory access.

==116241==Hint: address points to the zero page.

    #0 0xed5de9 in ReadScalar<int> /src/arrow/cpp/thirdparty/flatbuffers/include/flatbuffers/base.h:356:23

    #1 0xed5de9 in GetVTable /src/arrow/cpp/thirdparty/flatbuffers/include/flatbuffers/flatbuffers.h:2252:20

    #2 0xed5de9 in GetOptionalFieldOffset /src/arrow/cpp/thirdparty/flatbuffers/include/flatbuffers/flatbuffers.h:2259:19

    #3 0xed5de9 in GetPointer<const flatbuffers::Vector<flatbuffers::Offset<org::apache::arrow::flatbuf::Field> > *> /src/arrow/cpp/thirdparty/flatbuffers/include/flatbuffers/flatbuffers.h:2273:25

    #4 0xed5de9 in GetPointer<const flatbuffers::Vector<flatbuffers::Offset<org::apache::arrow::flatbuf::Field> > *> /src/arrow/cpp/thirdparty/flatbuffers/include/flatbuffers/flatbuffers.h:2279:39

    #5 0xed5de9 in fields /src/arrow/cpp/src/generated/Schema_generated.h:1880:12

    #6 0xed5de9 in arrow::ipc::internal::GetSchema(void const*, arrow::ipc::DictionaryMemo*, std::__1::shared_ptr<arrow::Schema>*) /src/arrow/cpp/src/arrow/ipc/metadata_internal.cc:1186:15

    #7 0x643b01 in ReadSchema /src/arrow/cpp/src/arrow/ipc/reader.cc:729:12

    #8 0x643b01 in arrow::ipc::RecordBatchFileReader::RecordBatchFileReaderImpl::Open(arrow::io::RandomAccessFile*, long) /src/arrow/cpp/src/arrow/ipc/reader.cc:741:12

    #9 0x6435ce in arrow::ipc::RecordBatchFileReader::Open(arrow::io::RandomAccessFile*, long, std::__1::shared_ptr<arrow::ipc::RecordBatchFileReader>*) /src/arrow/cpp/src/arrow/ipc/reader.cc:781:28

    #10 0x64182c in arrow::ipc::RecordBatchFileReader::Open(arrow::io::RandomAccessFile*, std::__1::shared_ptr<arrow::ipc::RecordBatchFileReader>*) /src/arrow/cpp/src/arrow/ipc/reader.cc:775:10

    #11 0x67f3a5 in arrow::ipc::internal::FuzzIpcFile(unsigned char const*, long) /src/arrow/cpp/src/arrow/ipc/reader.cc:1196:3

    #12 0x633a8d in LLVMFuzzerTestOneInput /src/arrow/cpp/src/arrow/ipc/file_fuzz.cc:25:17

    #13 0x53ba84 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerLoop.cpp:563:15

    #14 0x526ff2 in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:293:6

    #15 0x52c966 in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerDriver.cpp:779:9

    #16 0x555e72 in main /src/llvm-project/compiler-rt/lib/fuzzer/FuzzerMain.cpp:19:10

    #17 0x7f98aac6ab96 in __libc_start_main /build/glibc-OTsEL5/glibc-2.27/csu/../csu/libc-start.c:310

    #18 0x501828 in _start (/home/daehee/fuzzcoin/master/aiohttp-libfuzzer/oss-fuzz/build/out/arrow/arrow-ipc-file-fuzz+0x501828)

 

AddressSanitizer can not provide additional info.

SUMMARY: AddressSanitizer: SEGV /src/arrow/cpp/thirdparty/flatbuffers/include/flatbuffers/base.h:356:23 in ReadScalar<int>

==116241==ABORTING



--
This message was sent by Atlassian Jira
(v8.3.4#803005)