Attachment 1459575 Details for Bug 1602171 – First AVC denial message

First AVC denial message

avc-denial-1.txt (text/plain), 2.44 KB, created by Suvayu on 2018-07-17 23:49:03 UTC

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Creator: Suvayu

Created: 2018-07-17 23:49:03 UTC

Size: 2.44 KB

patch

obsolete

>SELinux is preventing tor from using the dac_read_search capability.
>
>*****  Plugin dac_override (53.1 confidence) suggests   **********************
>
>If you want to help identify if domain needs this access or you have a file with the wrong permissions on your system
>Then turn on full auditing to get path information about the offending file and generate the error again.
>Do
>
>Turn on full auditing
># auditctl -w /etc/shadow -p w
>Try to recreate AVC. Then execute
># ausearch -m avc -ts recent
>If you see PATH record check ownership/permissions on file, and fix it,
>otherwise report as a bugzilla.
>
>*****  Plugin catchall_boolean (42.6 confidence) suggests   ******************
>
>If you want to allow tor to can onion services
>Then you must tell SELinux about this by enabling the 'tor_can_onion_services' boolean.
>
>Do
>setsebool -P tor_can_onion_services 1
>
>*****  Plugin catchall (5.76 confidence) suggests   **************************
>
>If you believe that tor should have the dac_read_search capability by default.
>Then you should report this as a bug.
>You can generate a local policy module to allow this access.
>Do
>allow this access for now by executing:
># ausearch -c 'tor' --raw | audit2allow -M my-tor
># semodule -X 300 -i my-tor.pp
>
>
>Additional Information:
>Source Context                system_u:system_r:tor_t:s0
>Target Context                system_u:system_r:tor_t:s0
>Target Objects                Unknown [ capability ]
>Source                        tor
>Source Path                   tor
>Port                          <Unknown>
>Host                          karna
>Source RPM Packages           
>Target RPM Packages           
>Policy RPM                    selinux-policy-3.14.1-32.fc28.noarch
>Selinux Enabled               True
>Policy Type                   targeted
>Enforcing Mode                Enforcing
>Host Name                     karna
>Platform                      Linux karna 4.17.5-200.fc28.x86_64 #1 SMP Tue Jul
>                              10 13:39:04 UTC 2018 x86_64 x86_64
>Alert Count                   40
>First Seen                    2018-07-16 19:18:28 IST
>Last Seen                     2018-07-16 23:19:03 IST
>Local ID                      25be02b7-a254-48f2-899e-842b15a93c09
>
>Raw Audit Messages
>type=AVC msg=audit(1531763343.892:1395): avc:  denied  { dac_read_search } for  pid=19542 comm="tor" capability=2  scontext=system_u:system_r:tor_t:s0 tcontext=system_u:system_r:tor_t:s0 tclass=capability permissive=0
>
>
>Hash: tor,tor_t,tor_t,capability,dac_read_search
>

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Attachments on bug 1602171: 1459574 | 1459575 | 1459576 | 1470008