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Date:   Sun, 13 Feb 2022 21:22:01 +1100
From:   Russell Coker <russell@coker.com.au>
To:     selinux-refpolicy@vger.kernel.org
Subject: [PATCH] dontaudit net_admin
Message-ID: <YgjbycsVKXR6GEGl@xev.coker.com.au>
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This patch has dontaudit rules for some net_admin accesses that are from
changing buffer sizes.  The programs in question work fine like this.

I think this is worthy of inclusion.

Signed-off-by: Russell Coker <russell@coker.com.au>

Index: refpolicy-2.20220106/policy/modules/services/cron.te
===================================================================
--- refpolicy-2.20220106.orig/policy/modules/services/cron.te
+++ refpolicy-2.20220106/policy/modules/services/cron.te
@@ -176,6 +176,10 @@ tunable_policy(`fcron_crond',`
 # Daemon local policy
 #
 
+ifdef(`hide_broken_symptoms',`
+# for changing buffer sizes
+dontaudit crond_t self:capability net_admin;
+')
 allow crond_t self:capability { chown dac_override dac_read_search fowner setgid setuid sys_nice sys_resource };
 dontaudit crond_t self:capability { sys_tty_config };
 
Index: refpolicy-2.20220106/policy/modules/services/dbus.te
===================================================================
--- refpolicy-2.20220106.orig/policy/modules/services/dbus.te
+++ refpolicy-2.20220106/policy/modules/services/dbus.te
@@ -71,6 +71,10 @@ ifdef(`enable_mls',`
 # Local policy
 #
 
+ifdef(`hide_broken_symptoms',`
+# for changing buffer sizes
+dontaudit system_dbusd_t self:capability net_admin;
+')
 allow system_dbusd_t self:capability { dac_override setgid setpcap setuid sys_resource };
 dontaudit system_dbusd_t self:capability sys_tty_config;
 allow system_dbusd_t self:process { getattr getsched signal_perms setpgid getcap setcap setrlimit };
Index: refpolicy-2.20220106/policy/modules/services/policykit.te
===================================================================
--- refpolicy-2.20220106.orig/policy/modules/services/policykit.te
+++ refpolicy-2.20220106/policy/modules/services/policykit.te
@@ -68,6 +68,10 @@ miscfiles_read_localization(policykit_do
 # Local policy
 #
 
+ifdef(`hide_broken_symptoms',`
+# for changing buffer sizes
+dontaudit policykit_t self:capability net_admin;
+')
 allow policykit_t self:capability { dac_override dac_read_search setgid setuid sys_nice sys_ptrace };
 allow policykit_t self:process { getsched setsched signal };
 allow policykit_t self:unix_stream_socket { accept connectto listen };
Index: refpolicy-2.20220106/policy/modules/services/postfix.te
===================================================================
--- refpolicy-2.20220106.orig/policy/modules/services/postfix.te
+++ refpolicy-2.20220106/policy/modules/services/postfix.te
@@ -107,6 +107,10 @@ mta_mailserver_delivery(postfix_virtual_
 # Common postfix domain local policy
 #
 
+ifdef(`hide_broken_symptoms',`
+# for changing buffer sizes
+dontaudit postfix_domain self:capability net_admin;
+')
 allow postfix_domain self:capability { sys_chroot sys_nice };
 dontaudit postfix_domain self:capability sys_tty_config;
 allow postfix_domain self:process { signal_perms setpgid setsched };