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  1. Apache Arrow
  2. ARROW-12077

[C++] Out-of-bounds write in ListArray::FromArrays

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Details

    • Bug
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 3.0.0
    • 4.0.0
    • C++

    Description

      This crashes when the batch is dropped with the error mimalloc: error: buffer overflow in heap block 0000040000001A00 of size 512: write after 512 bytes

      auto batch_schema = schema({field("list", list(float64()), true), field("f64", float64())});
      auto batch = random::GenerateBatch(batch_schema->fields(), /*batch_size=*/4096, /*seed=*/0);
      

      Notably all the following are required:

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              lidavidm David Li
              lidavidm David Li
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