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From faad8b18adb9a4f155ec0ec6317522baffff9117 Mon Sep 17 00:00:00 2001
From: Yi Zhao <yi.zhao@windriver.com>
Date: Tue, 30 Jun 2020 10:18:20 +0800
Subject: [PATCH] policy/modules/admin/dmesg: make dmesg_t MLS trusted reading
from files up to its clearance
Fixes:
avc: denied { read } for pid=255 comm="dmesg" name="kmsg"
dev="devtmpfs" ino=10032
scontext=system_u:system_r:dmesg_t:s0-s15:c0.c1023
tcontext=system_u:object_r:kmsg_device_t:s15:c0.c1023 tclass=chr_file
permissive=0
Upstream-Status: Inappropriate [embedded specific]
Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
---
policy/modules/admin/dmesg.te | 2 ++
1 file changed, 2 insertions(+)
diff --git a/policy/modules/admin/dmesg.te b/policy/modules/admin/dmesg.te
index f1da315a9..89478c38e 100644
--- a/policy/modules/admin/dmesg.te
+++ b/policy/modules/admin/dmesg.te
@@ -52,6 +52,8 @@ miscfiles_read_localization(dmesg_t)
userdom_dontaudit_use_unpriv_user_fds(dmesg_t)
userdom_use_user_terminals(dmesg_t)
+mls_file_read_to_clearance(dmesg_t)
+
optional_policy(`
seutil_sigchld_newrole(dmesg_t)
')
--
2.25.1
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