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https://issues.apache.org/jira/browse/PARQUET-1788?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Wes McKinney resolved PARQUET-1788.
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Fix Version/s: cpp-1.6.0
Resolution: Fixed
Issue resolved by pull request 6378
[https://github.com/apache/arrow/pull/6378]
> [C++] ColumnWriter has undefined behavior when writing arrow chunks
> -------------------------------------------------------------------
>
> Key: PARQUET-1788
> URL: https://issues.apache.org/jira/browse/PARQUET-1788
> Project: Parquet
> Issue Type: Bug
> Components: parquet-cpp
> Reporter: Micah Kornfield
> Assignee: Micah Kornfield
> Priority: Major
> Labels: pull-request-available
> Fix For: cpp-1.6.0
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> We blindly add offset to dep_level and rep_level inside chunking callbacks
> when these are nullptrs (I believe this occurs if the schema is flat) we
> still apply the offset which triggers UBSan.
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