CVE-2019-12410

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-909

Affected software

Vendor	Product	Versions
Apache Software Foundation	Apache Arrow	Apache Arrow 0.12.0 to 0.14.1

References

Timeline

Published: Nov 8, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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