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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-3581) FSPermissionChecker#checkPermission stick bit check missing range check
Date Tue, 03 Jul 2012 09:18:10 GMT

    [ https://issues.apache.org/jira/browse/HDFS-3581?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13405714#comment-13405714
] 

Tsz Wo (Nicholas), SZE commented on HDFS-3581:
----------------------------------------------

+1 patch looks good.
                
> FSPermissionChecker#checkPermission stick bit check missing range check 
> ------------------------------------------------------------------------
>
>                 Key: HDFS-3581
>                 URL: https://issues.apache.org/jira/browse/HDFS-3581
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: name-node
>    Affects Versions: 2.0.0-alpha
>            Reporter: Eli Collins
>            Assignee: Eli Collins
>         Attachments: hdfs-3581.txt
>
>
> The checkStickyBit call in FSPermissionChecker#checkPermission is missing a range check
which results in an index out of bounds when accessing root.

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