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GHSA-cjw4-2w9r-r8mv

Missing Initialization of Resource in Apache Arrow

Source: GitHub Advisory Database (reviewed) High CVE-2019-12410

Packages

EcosystemPackageAffectedFixed in
PyPI pyarrow >= 0.12.0, < 0.15.1 0.15.1
RubyGems red-arrow >= 0.12.0, < 0.15.1 0.15.1

Details

As written in the advisory (Markdown source, shown as plain text).

While investigating UBSAN errors in https://github.com/apache/arrow/pull/5365 it was discovered Apache Arrow versions 0.12.0 to 0.14.1, left memory Array data uninitialized when reading RLE null data from parquet. This affected the C++, Python, Ruby and R implementations. The uninitialized memory could potentially be shared if are transmitted over the wire (for instance with Flight) or persisted in the streaming IPC and file formats.

References

External links from the advisory. They lead to third-party sites.