2010-04-13 20:42:51

by domg472

Subject: [refpolicy] [ munin patch 1/1] Run munin with full mcs range if mcs is enabled.

Example:
avc: denied { ioctl } for pid=3774 comm="grep" path="/proc/1564/status" dev=proc ino=21569 scontext=system_u:system_r:munin_t:s0 tcontext=system_u:system_r:cupsd_t:s0-s0:c0.c1023 tclass=file

Signed-off-by: Dominick Grift <[email protected]>
---
:100644 100644 9991b78... c407dc1... M policy/modules/services/munin.te
policy/modules/services/munin.te | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/policy/modules/services/munin.te b/policy/modules/services/munin.te
index 9991b78..c407dc1 100644
--- a/policy/modules/services/munin.te
+++ b/policy/modules/services/munin.te
@@ -28,6 +28,9 @@ files_type(munin_var_lib_t)
type munin_var_run_t alias lrrd_var_run_t;
files_pid_file(munin_var_run_t)

+ifdef(`enable_mcs',` init_ranged_daemon_domain(munin_t, munin_exec_t, s0 - mcs_systemhigh)
+')
+
########################################
#
# Local policy
--
1.7.0.1

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2010-04-14 18:41:46

by cpebenito

Subject: [refpolicy] [ munin patch 1/1] Run munin with full mcs range if mcs is enabled.

On Tue, 2010-04-13 at 22:42 +0200, Dominick Grift wrote:
> Example:
> avc: denied { ioctl } for pid=3774 comm="grep" path="/proc/1564/status" dev=proc ino=21569 scontext=system_u:system_r:munin_t:s0 tcontext=system_u:system_r:cupsd_t:s0-s0:c0.c1023 tclass=file

I'm not sure why you would get this. The constraint is:

mlsconstrain file { read ioctl lock execute execute_no_trans }
(( h1 dom h2 ) or ( t1 == mcsreadall ) or ( t2 == domain ));

and t2 is cupsd_t, which is a domain.

> Signed-off-by: Dominick Grift <[email protected]>
> ---
> :100644 100644 9991b78... c407dc1... M policy/modules/services/munin.te
> policy/modules/services/munin.te | 3 +++
> 1 files changed, 3 insertions(+), 0 deletions(-)
>
> diff --git a/policy/modules/services/munin.te b/policy/modules/services/munin.te
> index 9991b78..c407dc1 100644
> --- a/policy/modules/services/munin.te
> +++ b/policy/modules/services/munin.te
> @@ -28,6 +28,9 @@ files_type(munin_var_lib_t)
> type munin_var_run_t alias lrrd_var_run_t;
> files_pid_file(munin_var_run_t)
>
> +ifdef(`enable_mcs',` init_ranged_daemon_domain(munin_t, munin_exec_t, s0 - mcs_systemhigh)
> +')
> +
> ########################################
> #
> # Local policy
> _______________________________________________
> refpolicy mailing list
> refpolicy at oss.tresys.com
> http://oss.tresys.com/mailman/listinfo/refpolicy

--
Chris PeBenito
Tresys Technology, LLC
(410) 290-1411 x150