[PATCH] Resolve some denials related to sending journal messages

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type=AVC msg=audit(1554324562.840:159): avc:  denied  { sendto } for  pid=7277 comm="systemd-backlig" path="/run/systemd/journal/socket" scontext=system_u:system_r:systemd_backlight_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=unix_dgram_socket permissive=1
type=AVC msg=audit(1554324271.863:245): avc:  denied  { sendto } for  pid=7421 comm="systemd-user-se" path="/run/systemd/journal/socket" scontext=system_u:system_r:systemd_sessions_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=unix_dgram_socket permissive=0
type=AVC msg=audit(1554324635.844:313): avc:  denied  { sendto } for  pid=7744 comm="systemd-cryptse" path="/run/systemd/journal/socket" scontext=system_u:system_r:lvm_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=unix_dgram_socket permissive=1

Signed-off-by: Dave Sugar <dsugar@xxxxxxxxxx>
---
 policy/modules/system/lvm.te     | 1 +
 policy/modules/system/systemd.te | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/policy/modules/system/lvm.te b/policy/modules/system/lvm.te
index ec3b4a18..aea199d4 100644
--- a/policy/modules/system/lvm.te
+++ b/policy/modules/system/lvm.te
@@ -222,6 +222,7 @@ filetrans_pattern(lvm_t, lvm_etc_t, lvm_metadata_t, file)
 files_etc_filetrans(lvm_t, lvm_metadata_t, file)
 files_search_mnt(lvm_t)
 
+kernel_dgram_send(lvm_t)
 kernel_request_load_module(lvm_t)
 kernel_get_sysvipc_info(lvm_t)
 kernel_read_system_state(lvm_t)
diff --git a/policy/modules/system/systemd.te b/policy/modules/system/systemd.te
index f6455f6f..541117a9 100644
--- a/policy/modules/system/systemd.te
+++ b/policy/modules/system/systemd.te
@@ -228,6 +228,8 @@ dev_rw_sysfs(systemd_backlight_t)
 # for udev.conf
 files_read_etc_files(systemd_backlight_t)
 
+kernel_dgram_send(systemd_backlight_t)
+
 # for /run/udev/data/+backlight*
 udev_read_pid_files(systemd_backlight_t)
 
@@ -981,6 +983,8 @@ allow systemd_sessions_t self:process setfscreate;
 allow systemd_sessions_t systemd_sessions_var_run_t:file manage_file_perms;
 files_pid_filetrans(systemd_sessions_t, systemd_sessions_var_run_t, file)
 
+kernel_dgram_send(systemd_sessions_t)
+
 selinux_get_enforce_mode(systemd_sessions_t)
 selinux_get_fs_mount(systemd_sessions_t)
 
-- 
2.20.1





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