[ https://issues.apache.org/jira/browse/MAPREDUCE-1991?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Todd Lipcon updated MAPREDUCE-1991: ----------------------------------- Status: Open (was: Patch Available) After running the tests, I think there may be an error in this patch - we use "--" to signal "end of flag options" but that's no longer handled since there no longer are any flag options. > 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: 0.22.0 > Reporter: Todd Lipcon > Assignee: Todd Lipcon > Priority: Blocker > Attachments: mapreduce-1991-v2.txt, 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) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.