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https://issues.apache.org/jira/browse/SPARK-9364?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Reynold Xin updated SPARK-9364:
-------------------------------
Issue Type: Sub-task (was: Bug)
Parent: SPARK-9457
> Fix array out of bounds and use-after-free bugs in UnsafeExternalSorter
> ------------------------------------------------------------------------
>
> Key: SPARK-9364
> URL: https://issues.apache.org/jira/browse/SPARK-9364
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 1.5.0
> Reporter: Josh Rosen
> Assignee: Josh Rosen
> Fix For: 1.5.0
>
>
> UnsafeExternalSorter does not properly update freeSpaceInCurrentPage, which
> can cause it to write past the end of memory pages and trigger segfaults.
> UnsafeExternalRowSorter has a use-after-free bug when returning the last row
> from an iterator.
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