system-config-services issue

Daniel J Walsh dwalsh at redhat.com
Thu Aug 7 12:25:10 UTC 2008


Rahul Sundaram wrote:
> Hi,
> 
> In rawhide, I am running across this issue:
> 
> -- 
> 
> Summary:
> 
> SELinux is preventing the dbus-daemon-lau (system_dbusd_t) from executing
> ./system-config-services-mechanism.py.
> 
> Detailed Description:
> 
> SELinux has denied the dbus-daemon-lau from executing
> ./system-config-services-mechanism.py. If dbus-daemon-lau is supposed to
> be able
> to execute ./system-config-services-mechanism.py, this could be a labeling
> problem. Most confined domains are allowed to execute files labeled
> bin_t. So
> you could change the labeling on this file to bin_t and retry the
> application.
> If this dbus-daemon-lau is not supposed to execute
> ./system-config-services-mechanism.py, this could signal a intrusion
> attempt.
> 
> Allowing Access:
> 
> If you want to allow dbus-daemon-lau to execute
> ./system-config-services-mechanism.py: chcon -t bin_t
> './system-config-services-mechanism.py' If this fix works, please update
> the
> file context on disk, with the following command: semanage fcontext -a
> -t bin_t
> './system-config-services-mechanism.py' Please specify the full path to the
> executable, Please file a bug report
> (http://bugzilla.redhat.com/bugzilla/enter_bug.cgi) against this
> selinux-policy
> to make sure this becomes the default labeling.
> 
> Additional Information:
> 
> Source Context system_u:system_r:system_dbusd_t:s0-s0:c0.c1023
> Target Context                system_u:object_r:usr_t:s0
> Target Objects                ./system-config-services-mechanism.py [
> file ]
> Source                        dbus-daemon-lau
> Source Path                   /lib/dbus-1/dbus-daemon-launch-helper
> Port                          <Unknown>
> Host                          localhost.localdomain
> Source RPM Packages           dbus-1.2.1-7.fc10
> Target RPM Packages
> Policy RPM                    selinux-policy-3.5.1-4.fc10
> Selinux Enabled               True
> Policy Type                   targeted
> MLS Enabled                   True
> Enforcing Mode                Enforcing
> Plugin Name                   execute
> Host Name                     localhost.localdomain
> Platform                      Linux localhost.localdomain
>                               2.6.27-0.166.rc0.git8.fc10.i686 #1 SMP Mon
> Jul 21
>                               20:51:26 EDT 2008 i686 i686
> Alert Count                   2
> First Seen                    Thu 07 Aug 2008 02:21:12 AM IST
> Last Seen                     Thu 07 Aug 2008 04:01:06 AM IST
> Local ID                      8473c2be-dcfe-4f50-9db3-6f3dbd1d6025
> Line Numbers
> 
> Raw Audit Messages
> 
> host=localhost.localdomain type=AVC msg=audit(1218061866.291:173): avc:
>  denied  { execute } for  pid=26453 comm="dbus-daemon-lau"
> name="system-config-services-mechanism.py" dev=dm-1 ino=1474565
> scontext=system_u:system_r:system_dbusd_t:s0-s0:c0.c1023
> tcontext=system_u:object_r:usr_t:s0 tclass=file
> 
> host=localhost.localdomain type=SYSCALL msg=audit(1218061866.291:173):
> arch=40000003 syscall=11 success=no exit=-13 a0=8816018 a1=8815d60
> a2=8815008 a3=6c99bc items=0 ppid=26452 pid=26453 auid=4294967295 uid=0
> gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none)
> ses=4294967295 comm="dbus-daemon-lau"
> exe="/lib/dbus-1/dbus-daemon-launch-helper"
> subj=system_u:system_r:system_dbusd_t:s0-s0:c0.c1023 key=(null)
> 
> ---
> 
> Rahul
> 
> 
> -- 
> fedora-selinux-list mailing list
> fedora-selinux-list at redhat.com
> https://www.redhat.com/mailman/listinfo/fedora-selinux-list
Fixed in selinux-policy-3.5.2-2.fc10

Should be in tonights rawhide.




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