Bug 658145

Summary: AVC denial for write to pipe in prep/post script in rpm
Product: Red Hat Enterprise Linux 5 Reporter: Miroslav Vadkerti <mvadkert>
Component: selinux-policy-targetedAssignee: Miroslav Grepl <mgrepl>
Status: CLOSED ERRATA QA Contact: Milos Malik <mmalik>
Severity: medium Docs Contact:
Priority: medium    
Version: 5.6CC: dwalsh, mmalik
Target Milestone: rc   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: selinux-policy-2.4.6-296.el5 Doc Type: Bug Fix
Doc Text:
Due to an error in an SELinux policy, pre-installation and post-installation scripts in RPM packages were unable to write to a pipe. This has been fixed, and SELinux no longer prevents these scripts from performing their work.
Story Points: ---
Clone Of: Environment:
Last Closed: 2011-01-13 21:51:43 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:
Bug Depends On:    
Bug Blocks: 640580    

Description Miroslav Vadkerti 2010-11-29 14:12:03 UTC
Description of problem:
type=AVC msg=audit(1291036477.207:4741): avc:  denied  { write } for  pid=8427 comm="snmpd" path="pipe:[1509421]" dev=pipefs ino=1509421 scontext=root:system_r:snmpd_t:s0 
                 tcontext=root:system_r:rpm_script_t:s0-s0:c0.c1023 tclass=fifo_file

Version-Release number of selected component (if applicable):
selinux-policy-targeted-2.4.6-294.el5

How reproducible:
100%

Steps to Reproduce:
1. Run /CoreOS/rpm/Regression/bz471591_brokenpipe
  
Actual results:
AVC

Expected results:
no AVC

Additional info:

Comment 2 Daniel Walsh 2010-11-29 16:05:23 UTC
Miroslav just backport the leaks code from RHEL6 and add

rpm_dontaudit_leaks(domain)

Comment 3 Miroslav Grepl 2010-11-29 16:09:57 UTC
Strange, should be already there ... I am going to check it.

Comment 4 Miroslav Grepl 2010-11-30 09:35:07 UTC
I have found a bug.

Fixed in selinux-policy-2.4.6-296.el5.

Comment 9 Jaromir Hradilek 2011-01-05 16:29:49 UTC
    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
Due to an error in an SELinux policy, pre-installation and post-installation scripts in RPM packages were unable to write to a pipe. This has been fixed, and SELinux no longer prevents these scripts from performing their work.

Comment 11 errata-xmlrpc 2011-01-13 21:51:43 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/RHBA-2011-0026.html