OSV-2021-1601 Heap-buffer-overflow in parquet::DeltaByteArrayDecoder::GetInternal

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41221 Crash type: Heap-buffer-overflow WRITE 1 Crash state: parquet::DeltaByteArrayDecoder::GetInternal parquet::DeltaByteArrayDecoder::DecodeArrow parquet::internal::ByteArrayChunkedRecordReader::ReadValuesSpaced...