arrow:arrow-ipc-stream-fuzz: Heap-buffer-overflow in arrow::UnionType::UnionType

2020-01-16T02:28:05
ID OSSFUZZ-20116
Type ossfuzz
Reporter Google
Modified 2020-02-20T18:20:45

Description

Project: https://github.com/apache/arrow.git

Detailed Report: https://oss-fuzz.com/testcase?key=5435281763467264

Project: arrow Fuzzing Engine: libFuzzer Fuzz Target: arrow-ipc-stream-fuzz Job Type: libfuzzer_asan_arrow Platform Id: linux

Crash Type: Heap-buffer-overflow WRITE 4 Crash Address: 0x6150000002ec Crash State: arrow::UnionType::UnionType arrow::union_ arrow::ipc::internal::ConcreteTypeFromFlatbuffer

Sanitizer: address (ASAN)

Recommended Security Severity: High

Crash Revision: https://oss-fuzz.com/revisions?job=libfuzzer_asan_arrow&revision=202001151724

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5435281763467264

Issue filed automatically.

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This bug is subject to a 90 day disclosure deadline. If 90 days elapse without an upstream patch, then the bug report will automatically become visible to the public.