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Bug 540786

Summary: support supplementary groups of tun/tap devices
Product: Red Hat Enterprise Linux 5 Reporter: Hushan Jia <hjia>
Component: kernelAssignee: Danny Feng <dfeng>
Status: CLOSED ERRATA QA Contact: Network QE <network-qe>
Severity: medium Docs Contact:
Priority: low    
Version: 5.5CC: syeghiay
Target Milestone: rc   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2011-01-13 20:56:02 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Attachments:
Description Flags
posted patch none

Description Hushan Jia 2009-11-24 05:40:28 UTC 
Description of problem:
If tun/tap devices has group ownership, then all users belong to the group should be able to attach to the device, including uses which has the group as their main group and those as their supplementary group.

Version-Release number of selected component (if applicable):
RHEL5.5, 2.6.18-175.el5PAE.

upstream commit:
1bded710a574f20d41bc9e7fb531301db282d623
tun: Check supplemental groups in TUN/TAP driver.



Additional info:
Comment 2 Danny Feng 2009-12-03 10:23:16 UTC 
Created attachment 375729 [details]
posted patch
Comment 4 RHEL Program Management 2010-05-20 12:43:03 UTC 
This request was evaluated by Red Hat Product Management for inclusion in a Red
Hat Enterprise Linux maintenance release.  Product Management has requested
further review of this request by Red Hat Engineering, for potential
inclusion in a Red Hat Enterprise Linux Update release for currently deployed
products.  This request is not yet committed for inclusion in an Update
release.
Comment 6 Jarod Wilson 2010-05-25 21:10:42 UTC 
in kernel-2.6.18-200.el5
You can download this test kernel from http://people.redhat.com/jwilson/el5

Detailed testing feedback is always welcomed.
Comment 10 errata-xmlrpc 2011-01-13 20:56:02 UTC 
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2011-0017.html