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Bug 1539072 - SELinux prevents dictd from sending D-bus messages
Summary: SELinux prevents dictd from sending D-bus messages
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: selinux-policy
Version: 27
Hardware: All
OS: Linux
unspecified
unspecified
Target Milestone: ---
Assignee: Milos Malik
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2018-01-26 15:08 UTC by Milos Malik
Modified: 2018-08-08 15:33 UTC (History)
5 users (show)

Fixed In Version: selinux-policy-3.13.1-284.37.fc27
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2018-08-08 15:33:48 UTC
Type: Bug
Embargoed:

Attachments (Terms of Use)

Description Milos Malik 2018-01-26 15:08:08 UTC 
Description of problem:

Version-Release number of selected component (if applicable):
dictd-server-1.12.1-16.fc27.x86_64
selinux-policy-3.13.1-283.21.fc27.noarch
selinux-policy-devel-3.13.1-283.21.fc27.noarch
selinux-policy-targeted-3.13.1-283.21.fc27.noarch

How reproducible:
* always

Steps to Reproduce:
1. get a Fedora27 machine (targeted policy is active)
2. install the dictd packages
3. start the dictd service
4. search for SELinux denials

Actual results (enforcing mode):
----
type=AVC msg=audit(01/26/2018 09:58:45.937:1008) : avc:  denied  { write } for  pid=6216 comm=dictd name=system_bus_socket dev="tmpfs" ino=16215 scontext=system_u:system_r:dictd_t:s0 tcontext=system_u:object_r:system_dbusd_var_run_t:s0 tclass=sock_file permissive=0 
----

Expected results:
 * no SELinux denials
Comment 1 Milos Malik 2018-01-26 15:09:55 UTC 
Actual results (permissive mode):
----
type=USER_AVC msg=audit(01/26/2018 10:01:12.332:1015) : pid=400 uid=dbus auid=unset ses=unset subj=system_u:system_r:system_dbusd_t:s0-s0:c0.c1023 msg='avc:  denied  { send_msg } for msgtype=method_call interface=org.freedesktop.DBus member=Hello dest=org.freedesktop.DBus spid=6288 scontext=system_u:system_r:dictd_t:s0 tcontext=system_u:system_r:system_dbusd_t:s0-s0:c0.c1023 tclass=dbus permissive=1  exe=/usr/bin/dbus-daemon sauid=dbus hostname=? addr=? terminal=?' 
----
type=USER_AVC msg=audit(01/26/2018 10:01:12.333:1016) : pid=400 uid=dbus auid=unset ses=unset subj=system_u:system_r:system_dbusd_t:s0-s0:c0.c1023 msg='avc:  denied  { send_msg } for msgtype=method_call interface=org.freedesktop.systemd1.Manager member=LookupDynamicUserByName dest=org.freedesktop.systemd1 spid=6288 tpid=1 scontext=system_u:system_r:dictd_t:s0 tcontext=system_u:system_r:init_t:s0 tclass=dbus permissive=1  exe=/usr/bin/dbus-daemon sauid=dbus hostname=? addr=? terminal=?' 
----
type=USER_AVC msg=audit(01/26/2018 10:01:12.334:1017) : pid=400 uid=dbus auid=unset ses=unset subj=system_u:system_r:system_dbusd_t:s0-s0:c0.c1023 msg='avc:  denied  { send_msg } for msgtype=error error_name=org.freedesktop.systemd1.NoSuchDynamicUser dest=:1.95 spid=1 tpid=6288 scontext=system_u:system_r:init_t:s0 tcontext=system_u:system_r:dictd_t:s0 tclass=dbus permissive=1  exe=/usr/bin/dbus-daemon sauid=dbus hostname=? addr=? terminal=?' 
----
type=AVC msg=audit(01/26/2018 10:01:12.331:1014) : avc:  denied  { write } for  pid=6288 comm=dictd name=system_bus_socket dev="tmpfs" ino=16215 scontext=system_u:system_r:dictd_t:s0 tcontext=system_u:object_r:system_dbusd_var_run_t:s0 tclass=sock_file permissive=1 
----
Comment 3 Milos Malik 2018-06-11 14:10:27 UTC 
commit fd5f8dee3e994fa4096818dfb82ec6ef2a99cb4e (HEAD -> fb-dictd-dbus, origin/fb-dictd-dbus)
Author: Milos Malik <mmalik>
Date:   Mon Jun 11 16:01:32 2018 +0200

    Enable the dictd to communicate via D-bus.
    
    resolves BZ#1539072
Comment 4 Fedora Update System 2018-07-27 09:22:27 UTC 
selinux-policy-3.13.1-284.37.fc27 has been submitted as an update to Fedora 27. https://bodhi.fedoraproject.org/updates/FEDORA-2018-4bb4de2d86
Comment 5 Fedora Update System 2018-07-27 15:38:57 UTC 
selinux-policy-3.13.1-284.37.fc27 has been pushed to the Fedora 27 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2018-4bb4de2d86
Comment 6 Fedora Update System 2018-08-08 15:33:48 UTC 
selinux-policy-3.13.1-284.37.fc27 has been pushed to the Fedora 27 stable repository. If problems still persist, please make note of it in this bug report.
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