Bug 1295227

Summary: SELinux is preventing evince-thumbnai from using the 'dac_read_search' capabilities.
Product: [Fedora] Fedora Reporter: Damon Hill <mauricio.pronet>
Component: selinux-policyAssignee: Miroslav Grepl <mgrepl>
Status: CLOSED DUPLICATE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: 23CC: dominick.grift, dwalsh, lvrabec, mgrepl, plautrba
Target Milestone: ---   
Target Release: ---   
Hardware: x86_64   
OS: Unspecified   
Whiteboard: abrt_hash:87074515d8ab2451edbe888958d6813a1c037acc220c231e9ad453270dc9d648;
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-01-04 13:24:16 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 Damon Hill 2016-01-03 18:56:19 UTC
Description of problem:
SELinux is preventing evince-thumbnai from using the 'dac_read_search' capabilities.

*****  Plugin dac_override (91.4 confidence) suggests   **********************

If quiere ayudar a comprobar si el dominio necesita este acceso o si tiene un archivo con permisos erróneos en el sistema
Then activa auditoría completa para obtener información de la ruta relacionada con el archivo conflictivo, y generar el error nuevamente.
Do

Active auditoría completa
# auditctl -w /etc/shadow -p w
Intente recrear el AVC. Luego ejecute
# ausearch -m avc -ts recent
Si observa un registro PATH verifique permisos y pertenencia del archivo, y solucionelo, 
de lo contrario, repórtelo en bugzilla.

*****  Plugin catchall (9.59 confidence) suggests   **************************

If cree que evince-thumbnai debería tener la capacidad de dac_read_search de forma predeterminada.
Then debería reportar esto como un error.
Puede generar un módulo de política local para permitir este acceso.
Do
permita el acceso momentáneamente executando:
# grep evince-thumbnai /var/log/audit/audit.log | audit2allow -M mypol
# semodule -i mypol.pp

Additional Information:
Source Context                unconfined_u:unconfined_r:thumb_t:s0-s0:c0.c1023
Target Context                unconfined_u:unconfined_r:thumb_t:s0-s0:c0.c1023
Target Objects                Unknown [ capability ]
Source                        evince-thumbnai
Source Path                   evince-thumbnai
Port                          <Unknown>
Host                          (removed)
Source RPM Packages           
Target RPM Packages           
Policy RPM                    selinux-policy-3.13.1-158.fc23.noarch
Selinux Enabled               True
Policy Type                   targeted
Enforcing Mode                Enforcing
Host Name                     (removed)
Platform                      Linux (removed) 4.2.8-300.fc23.x86_64 #1 SMP Tue
                              Dec 15 16:49:06 UTC 2015 x86_64 x86_64
Alert Count                   28
First Seen                    2015-12-30 10:04:32 UYT
Last Seen                     2016-01-03 15:18:55 UYT
Local ID                      a5bc59a9-7a9a-4456-8c16-cc67009b457a

Raw Audit Messages
type=AVC msg=audit(1451845135.437:715): avc:  denied  { dac_read_search } for  pid=9392 comm="evince-thumbnai" capability=2  scontext=unconfined_u:unconfined_r:thumb_t:s0-s0:c0.c1023 tcontext=unconfined_u:unconfined_r:thumb_t:s0-s0:c0.c1023 tclass=capability permissive=0


Hash: evince-thumbnai,thumb_t,thumb_t,capability,dac_read_search

Version-Release number of selected component:
selinux-policy-3.13.1-158.fc23.noarch

Additional info:
reporter:       libreport-2.6.3
hashmarkername: setroubleshoot
kernel:         4.2.8-300.fc23.x86_64
type:           libreport

Potential duplicate: bug 1173671

Comment 1 Daniel Walsh 2016-01-04 13:24:16 UTC

*** This bug has been marked as a duplicate of bug 815106 ***