Attachment 628601 Details for Bug 867291 – AVC

AVC

avc (text/plain), 2.21 KB, created by Jiri Popelka on 2012-10-17 09:01:47 UTC

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Creator: Jiri Popelka

Created: 2012-10-17 09:01:47 UTC

Size: 2.21 KB

patch

obsolete

>SELinux is preventing /usr/sbin/dhcpd from using the chown capability.
>
>*****  Plugin catchall (100. confidence) suggests  ***************************
>
>If you believe that dhcpd should have the chown 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:
># grep dhcpd /var/log/audit/audit.log | audit2allow -M mypol
># semodule -i mypol.pp
>
>Additional Information:
>Source Context                system_u:system_r:dhcpd_t:s0
>Target Context                system_u:system_r:dhcpd_t:s0
>Target Objects                 [ capability ]
>Source                        dhcpd
>Source Path                   /usr/sbin/dhcpd
>Port                          <Unknown>
>Host                          zepelin.brq.redhat.com
>Source RPM Packages           dhcp-4.2.4-17.P2.fc17.x86_64
>Target RPM Packages           
>Policy RPM                    selinux-policy-3.10.0-153.fc17.noarch
>Selinux Enabled               True
>Policy Type                   targeted
>Enforcing Mode                Permissive
>Host Name                     zepelin.brq.redhat.com
>Platform                      Linux zepelin.brq.redhat.com 3.6.1-1.fc17.x86_64
>                              #1 SMP Wed Oct 10 12:13:05 UTC 2012 x86_64 x86_64
>Alert Count                   4
>First Seen                    2012-10-16 16:04:30 CEST
>Last Seen                     2012-10-16 16:08:05 CEST
>Local ID                      2e297515-dc94-42d9-8b1a-bfa8d334d71c
>
>Raw Audit Messages
>type=AVC msg=audit(1350396485.397:588): avc:  denied  { chown } for  pid=16158 comm="dhcpd" capability=0  scontext=system_u:system_r:dhcpd_t:s0 tcontext=system_u:system_r:dhcpd_t:s0 tclass=capability
>
>
>type=SYSCALL msg=audit(1350396485.397:588): arch=x86_64 syscall=fchown success=yes exit=0 a0=6 a1=b1 a2=b1 a3=22 items=0 ppid=1 pid=16158 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm=dhcpd exe=/usr/sbin/dhcpd subj=system_u:system_r:dhcpd_t:s0 key=(null)
>
>Hash: dhcpd,dhcpd_t,dhcpd_t,capability,chown
>
>audit2allow
>
>#============= dhcpd_t ==============
>allow dhcpd_t self:capability chown;
>
>audit2allow -R
>
>#============= dhcpd_t ==============
>allow dhcpd_t self:capability chown;

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