Issues · apache/arrow · GitHub

Labels Milestones New issue

[CI][C++] MinGW jobs fail every run after MSYS2 toolchain updates

Component: Continuous Integration

#49930

· tadeja opened

on May 5, 2026

[Parquet] UB in TypedColumnWriterImpl::UpdateLevelHistogram due to std::span construction from nullptr

Component: Parquet

#49928

· K-ballo opened

on May 5, 2026

[C++][Python][Parquet] bloom_filter_offset not present in ColumnChunkMetaData.to_dict() output despite bloom filter being written

#49927

· haziqishere opened

on May 5, 2026

[Parquet][Python] Inconsistent default values for Parquet `pre_buffer`

Component: Parquet

Component: Python

#49923

· pitrou opened

on May 5, 2026

[C++] Bump xsimd to 14.2.0

Type: enhancement

#49921

· AntoinePrv opened

on May 5, 2026

[CI][Python] Pandas nightly tests failing due to DatetimeIndex missmatch

Component: Continuous Integration

Component: Python

#49920

· AlenkaF opened

on May 5, 2026

[C++][Parquet] Catch std::vector allocation errors in encoding fuzzer

Component: Parquet

Type: enhancement

#49918

· pitrou opened

on May 5, 2026

[Python] GH-49915: [numpy_convert] memory management（Use-After-Free） Bugs for `PyList_SetItem` in `SparseCSFTensorToNdarray`

Component: Python

#49917

· wr-web opened

on May 5, 2026

Reference Counting (Use-After-Free) Bugs for `PyList_SetItem` in `SparseCSFTensorToNdarray`

#49915

· wr-web opened

on May 4, 2026

[Archery] C++ Benchmark preserve improvements

Component: Archery

Type: enhancement

#49913

· AntoinePrv opened

on May 4, 2026

[Python] `FixedShapedTensor` `to_pandas_dtype` is returning `NotImplementedError`

Component: Python

#49907

· goutamvenkat-anyscale opened

on May 1, 2026

[Archery] benchmark subcommand not supporting pandas >=3.0

Component: Archery

#49905

· AntoinePrv opened

on Apr 30, 2026