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https://issues.apache.org/jira/browse/YARN-9132?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16724464#comment-16724464
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Eric Yang commented on YARN-9132:
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If the parent directory of the file is writable by someone else, the file can
be deleted.
> Add file permission check for auxiliary services manifest file
> --------------------------------------------------------------
>
> Key: YARN-9132
> URL: https://issues.apache.org/jira/browse/YARN-9132
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Eric Yang
> Assignee: Billie Rinaldi
> Priority: Major
> Attachments: YARN-9132.1.patch
>
>
> The manifest file in HDFS must be owned by YARN admin or YARN service user
> only. This check helps to prevent loading of malware into node manager JVM.
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