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refpolicy-minimum: audit: logging: getty: audit related allow rules

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add allow rules for audit.log file & resolve dependent avc denials.

Signed-off-by: Shrikant Bobade <shrikant_bobade@mentor.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>
This commit is contained in:
Shrikant Bobade 2016-08-29 19:06:33 +05:30 committed by Joe MacDonald
parent 34ab910f64
commit 6cd54990a2
2 changed files with 68 additions and 0 deletions
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67
recipes-security/refpolicy/refpolicy-minimum/0002-refpolicy-minimum-audit-logging-getty-audit-related-.patch Normal file
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@ -0,0 +1,67 @@
From edbc234baecfbf5b8e2dbadc976750071d5e7f7f Mon Sep 17 00:00:00 2001
From: Shrikant Bobade <shrikant_bobade@mentor.com>
Date: Fri, 26 Aug 2016 17:51:44 +0530
Subject: [PATCH 2/9] refpolicy-minimum: audit: logging: getty: audit related
allow rules
add allow rules for audit.log file & resolve dependent avc denials.
without this change we are getting audit avc denials mixed into bootlog &
audit other avc denials.
audit: type=1400 audit(): avc: denied { getattr } for pid=217 comm="mount"
name="/" dev="proc" ino=1 scontext=system_u:system_r:mount_t:s0 tcontext=system_0
audit: type=1400 audit(): avc: denied { sendto } for pid=310 comm="klogd"
path="/run/systemd/journal/dev-log" scontext=sy0
audit: type=1400 audit(): avc: denied { sendto } for pid=310 comm="klogd"
path="/run/systemd/journal/dev-log" scontext=system_u:system_r:klogd_t:s0
audit(): avc: denied { open } for pid=540 comm="agetty" path="/var/
volatile/log/wtmp" dev="tmpfs" ino=9536 scontext=system_u:system_r:getty_t
:s0 tcontext=system_u:object_r:tmpfs_t:s0 tclass=file permissive=0
Upstream-Status: Pending
Signed-off-by: Shrikant Bobade <shrikant_bobade@mentor.com>
---
policy/modules/system/getty.te | 3 +++
policy/modules/system/logging.te | 8 ++++++++
2 files changed, 11 insertions(+)
diff --git a/policy/modules/system/getty.te b/policy/modules/system/getty.te
index f6743ea..84eaf77 100644
--- a/policy/modules/system/getty.te
+++ b/policy/modules/system/getty.te
@@ -139,3 +139,6 @@ optional_policy(`
optional_policy(`
udev_read_db(getty_t)
')
+
+allow getty_t tmpfs_t:dir search;
+allow getty_t tmpfs_t:file { open write lock };
diff --git a/policy/modules/system/logging.te b/policy/modules/system/logging.te
index 9b18aad..fdf86ef 100644
--- a/policy/modules/system/logging.te
+++ b/policy/modules/system/logging.te
@@ -238,6 +238,7 @@ allow audisp_t self:unix_stream_socket create_stream_socket_perms;
allow audisp_t self:unix_dgram_socket create_socket_perms;
allow audisp_t auditd_t:unix_stream_socket rw_socket_perms;
+allow audisp_t initrc_t:unix_dgram_socket sendto;
manage_sock_files_pattern(audisp_t, audisp_var_run_t, audisp_var_run_t)
files_pid_filetrans(audisp_t, audisp_var_run_t, sock_file)
@@ -569,3 +570,10 @@ optional_policy(`
# log to the xconsole
xserver_rw_console(syslogd_t)
')
+
+
+allow auditd_t tmpfs_t:file { getattr setattr create open read append };
+allow auditd_t tmpfs_t:dir { open read search add_name write getattr search };
+allow auditd_t initrc_t:unix_dgram_socket sendto;
+
+allow klogd_t initrc_t:unix_dgram_socket sendto;
\ No newline at end of file
--
1.9.1

1
recipes-security/refpolicy/refpolicy-minimum_2.20151208.bb
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@ -73,4 +73,5 @@ SRC_URI += "${@bb.utils.contains('DISTRO_FEATURES', 'systemd', ' ${SYSTEMD_REFPO
SYSTEMD_REFPOLICY_PATCHES = " \
file://0001-refpolicy-minimum-systemd-unconfined-lib-add-systemd.patch \
file://0002-refpolicy-minimum-audit-logging-getty-audit-related-.patch \
"