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Posted to mapreduce-issues@hadoop.apache.org by "Omkar Vinit Joshi (JIRA)" <ji...@apache.org> on 2013/05/06 21:56:16 UTC

[jira] [Updated] (MAPREDUCE-5208) SpillRecord and ShuffleHandler should use SecureIOUtils for reading index file and map output

     [ https://issues.apache.org/jira/browse/MAPREDUCE-5208?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Omkar Vinit Joshi updated MAPREDUCE-5208:
-----------------------------------------

    Attachment: MAPREDUCE-5208-20130506.patch

File ownership will be verified for both index file and map output file.
                
> SpillRecord and ShuffleHandler should use SecureIOUtils for reading index file and map output
> ---------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-5208
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5208
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>            Reporter: Omkar Vinit Joshi
>            Assignee: Omkar Vinit Joshi
>         Attachments: MAPREDUCE-5208-20130506.patch
>
>
> ShuffleHandler (map output file) and SpillRecord (index file) are reading file using unsecured input stream. There exists a possibility for symlink attack. related to YARN-578 . Creating this issue to track map reduce changes.

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