Bug 681882

Summary: MLS -- AVC appears when running: cryptsetup isLuks /dev/mapper/...
Product: Red Hat Enterprise Linux 6 Reporter: Milos Malik <mmalik>
Component: selinux-policyAssignee: Daniel Walsh <dwalsh>
Status: CLOSED DUPLICATE QA Contact: BaseOS QE Security Team <qe-baseos-security>
Severity: medium Docs Contact:
Priority: unspecified    
Version: 6.1CC: dwalsh, mgrepl
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: 2011-03-04 13:02:38 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:

Description Milos Malik 2011-03-03 14:19:05 UTC
Description of problem:


Version-Release number of selected component (if applicable):
selinux-policy-targeted-3.7.19-73.el6.noarch
selinux-policy-mls-3.7.19-73.el6.noarch
selinux-policy-3.7.19-73.el6.noarch

How reproducible:
always

Steps to Reproduce:
* get a RHEL-6 machine with active MLS policy
* log in as root via console
# id -Z
system_u:system_r:sysadm_t:s0-s15:c0.c1023
# ls -l /dev/mapper/*
crw-rw----. 1 root root 10, 58 Mar  3 03:19 /dev/mapper/control
lrwxrwxrwx. 1 root root      7 Mar  3 08:19 /dev/mapper/vg_intels3ea202-lv_home -> ../dm-2
lrwxrwxrwx. 1 root root      7 Mar  3 08:19 /dev/mapper/vg_intels3ea202-lv_root -> ../dm-0
lrwxrwxrwx. 1 root root      7 Mar  3 08:19 /dev/mapper/vg_intels3ea202-lv_swap -> ../dm-1
# cryptsetup isLuks /dev/mapper/vg_intels3ea202-lv_*
Device /dev/mapper/vg_intels3ea202-lv_home is not a valid LUKS device.
#

Actual results:
----
time->Thu Mar  3 09:03:07 2011
type=SYSCALL msg=audit(1299160987.863:106): arch=40000003 syscall=117 success=yes exit=1 a0=3 a1=0 a2=0 a3=113 items=0 ppid=2226 pid=2289 auid=0 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=ttyS1 ses=1 comm="cryptsetup" exe="/sbin/cryptsetup" subj=root:sysadm_r:lvm_t:s0-s15:c0.c1023 key=(null)
type=AVC msg=audit(1299160987.863:106): avc:  denied  { ipc_info } for  pid=2289 comm="cryptsetup" scontext=root:sysadm_r:lvm_t:s0-s15:c0.c1023 tcontext=system_u:system_r:kernel_t:s15:c0.c1023 tclass=system
----

Expected results:
no AVCs

Comment 2 Miroslav Grepl 2011-03-04 13:02:38 UTC

*** This bug has been marked as a duplicate of bug 681887 ***