SELinux is preventing devkit-disks-da (devicekit_disk_t)

[Daniel J Walsh]

On 04/06/2009 05:28 PM, Antonio Olivares wrote:
> Dear fellow selinux experts,
>
> I got a selinux denial upon mounting a fat32 partition(shared between windows and linux).  How can I fix it so that it does not show up again if it does?
>
> Summary:
>
> SELinux is preventing devkit-disks-da (devicekit_disk_t) "sys_ptrace"
> devicekit_disk_t.
>
> Detailed Description:
>
> SELinux denied access requested by devkit-disks-da. It is not expected that this
> access is required by devkit-disks-da and this access may signal an intrusion
> attempt. It is also possible that the specific version or configuration of the
> application is causing it to require additional access.
>
> Allowing Access:
>
> You can generate a local policy module to allow this access - see FAQ
> (http://fedora.redhat.com/docs/selinux-faq-fc5/#id2961385) Or you can disable
> SELinux protection altogether. Disabling SELinux protection is not recommended.
> Please file a bug report (http://bugzilla.redhat.com/bugzilla/enter_bug.cgi)
> against this package.
>
> Additional Information:
>
> Source Context                system_u:system_r:devicekit_disk_t:s0-s0:c0.c1023
> Target Context                system_u:system_r:devicekit_disk_t:s0-s0:c0.c1023
> Target Objects                None [ capability ]
> Source                        devkit-disks-da
> Source Path                   /usr/libexec/devkit-disks-daemon
> Port<Unknown>
> Host                          antonio-fedora-x86-64
> Source RPM Packages           DeviceKit-disks-003-9.fc11
> Target RPM Packages
> Policy RPM                    selinux-policy-3.6.10-8.fc11
> Selinux Enabled               True
> Policy Type                   targeted
> MLS Enabled                   True
> Enforcing Mode                Enforcing
> Plugin Name                   catchall
> Host Name                     antonio-fedora-x86-64
> Platform                      Linux antonio-fedora-x86-64
>                                2.6.29.1-46.fc11.x86_64 #1 SMP Thu Apr 2 22:34:13
>                                EDT 2009 x86_64 x86_64
> Alert Count                   2
> First Seen                    Thu 02 Apr 2009 04:36:09 PM CDT
> Last Seen                     Mon 06 Apr 2009 04:24:45 PM CDT
> Local ID                      80470692-0d41-4e67-8df2-d03673f897a8
> Line Numbers
>
> Raw Audit Messages
>
> node=antonio-fedora-x86-64 type=AVC msg=audit(1239053085.114:23): avc:  denied  { sys_ptrace } for  pid=2830 comm="devkit-disks-da" capability=19 scontext=system_u:system_r:devicekit_disk_t:s0-s0:c0.c1023 tcontext=system_u:system_r:devicekit_disk_t:s0-s0:c0.c1023 tclass=capability
>
> node=antonio-fedora-x86-64 type=SYSCALL msg=audit(1239053085.114:23): arch=c000003e syscall=89 success=yes exit=36 a0=7fffb3ce9c00 a1=7fffb3ce9d10 a2=fff a3=7fffb3ce99b0 items=0 ppid=1 pid=2830 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="devkit-disks-da" exe="/usr/libexec/devkit-disks-daemon" subj=system_u:system_r:devicekit_disk_t:s0-s0:c0.c1023 key=(null)
>
>
>
>
> Regards,
>
> Antonio
>
>
>
>
> --
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devicekit_disk_t is a permissive domain so it did not block anything, 
(success=yes)

But you can allow this using audit2allow -M mydevicekit.

I will add it to policy although I am not sure what it is doing.