Bug 771623

Summary: SELinux is preventing /usr/bin/vmnet-natd from using the 'net_admin' capabilities.
Product: [Fedora] Fedora Reporter: Slawomir Czarko <slawomir.czarko>
Component: selinux-policyAssignee: Miroslav Grepl <mgrepl>
Status: CLOSED WONTFIX QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: unspecified    
Version: 15CC: dominick.grift, dwalsh, mgrepl
Target Milestone: ---   
Target Release: ---   
Hardware: i386   
OS: Linux   
Whiteboard: setroubleshoot_trace_hash:93442e455a4d2c576054e162466fd1edd058c3e6f87ba5896b93ec3090b6d151
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2012-01-04 11:52:53 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 Slawomir Czarko 2012-01-04 11:34:29 UTC
SELinux is preventing /usr/bin/vmnet-natd from using the 'net_admin' capabilities.

*****  Plugin catchall (100. confidence) suggests  ***************************

If you believe that vmnet-natd should have the net_admin 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 vmnet-natd /var/log/audit/audit.log | audit2allow -M mypol
# semodule -i mypol.pp

Additional Information:
Source Context                system_u:system_r:vmware_host_t:s0-s0:c0.c1023
Target Context                system_u:system_r:vmware_host_t:s0-s0:c0.c1023
Target Objects                Unknown [ capability ]
Source                        vmnet-natd
Source Path                   /usr/bin/vmnet-natd
Port                          <Unknown>
Host                          (removed)
Source RPM Packages           
Target RPM Packages           
Policy RPM                    selinux-policy-3.9.16-48.fc15
Selinux Enabled               True
Policy Type                   targeted
Enforcing Mode                Enforcing
Host Name                     (removed)
Platform                      Linux (removed) 2.6.41.4-1.fc15.i686.PAE #1
                              SMP Tue Nov 29 11:47:02 UTC 2011 i686 i686
Alert Count                   2
First Seen                    Tue 03 Jan 2012 09:07:12 AM CET
Last Seen                     Tue 03 Jan 2012 11:26:11 PM CET
Local ID                      c49915a6-1828-4b54-8327-0a1bbea5a3a1

Raw Audit Messages
type=AVC msg=audit(1325629571.159:842): avc:  denied  { net_admin } for  pid=1174 comm="vmnet-natd" capability=12  scontext=system_u:system_r:vmware_host_t:s0-s0:c0.c1023 tcontext=system_u:system_r:vmware_host_t:s0-s0:c0.c1023 tclass=capability


type=AVC msg=audit(1325629571.159:842): avc:  denied  { sys_module } for  pid=1174 comm="vmnet-natd" capability=16  scontext=system_u:system_r:vmware_host_t:s0-s0:c0.c1023 tcontext=system_u:system_r:vmware_host_t:s0-s0:c0.c1023 tclass=capability


type=SYSCALL msg=audit(1325629571.159:842): arch=i386 syscall=ioctl success=no exit=ENODEV a0=6 a1=8927 a2=bff55f68 a3=8927 items=0 ppid=1 pid=1174 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm=vmnet-natd exe=/usr/bin/vmnet-natd subj=system_u:system_r:vmware_host_t:s0-s0:c0.c1023 key=(null)

Hash: vmnet-natd,vmware_host_t,vmware_host_t,capability,net_admin

audit2allow

#============= vmware_host_t ==============
allow vmware_host_t self:capability { net_admin sys_module };

audit2allow -R

#============= vmware_host_t ==============
allow vmware_host_t self:capability { net_admin sys_module };

Comment 1 Miroslav Grepl 2012-01-04 11:52:53 UTC
You can allow it using 

# grep vmnet-natd /var/log/audit/audit.log | audit2allow -M mypol
# semodule -i mypol.pp

I would also suggest to try to use kvm/qemu in Fedora.

Comment 2 Daniel Walsh 2012-01-04 16:15:37 UTC
Miroslav we should just make those domains unconfined and forget about it.