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Posted to mapreduce-issues@hadoop.apache.org by "Todd Lipcon (JIRA)" <ji...@apache.org> on 2010/08/07 02:36:21 UTC

[jira] Assigned: (MAPREDUCE-1991) taskcontroller allows stealing permissions on any local file

     [ https://issues.apache.org/jira/browse/MAPREDUCE-1991?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Todd Lipcon reassigned MAPREDUCE-1991:
--------------------------------------

    Assignee: Todd Lipcon

> taskcontroller allows stealing permissions on any local file
> ------------------------------------------------------------
>
>                 Key: MAPREDUCE-1991
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1991
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: task-controller
>    Affects Versions: 0.21.0, 0.22.0
>            Reporter: Todd Lipcon
>            Assignee: Todd Lipcon
>            Priority: Blocker
>         Attachments: mapreduce-1991.txt
>
>
> The linux task-controller setuid binary allows a malicious user to chmod any file on the system to 644 (and as a side effect appends some junk to the end)

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