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[PATCH] security: selinux: allow per-file labeling for cgroupfs

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  [PATCH] security: selinux: allow per-file labeling for cgroupfs Antonio Murdaca <amurdaca@redhat.com> - 2017-02-09 17:10 +0100

#1577730 — [PATCH] security: selinux: allow per-file labeling for cgroupfs

This patch allows genfscon per-file labeling for cgroupfs. For instance,
this allows to label the "release_agent" file within each
cgroup mount and limit writes to it.

Signed-off-by: Antonio Murdaca <runcom@redhat.com>
---
 security/selinux/hooks.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 9a8f12f..5a3138e 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -808,6 +808,8 @@ static int selinux_set_mnt_opts(struct super_block *sb,
 
 	if (!strcmp(sb->s_type->name, "debugfs") ||
 	    !strcmp(sb->s_type->name, "sysfs") ||
+	    !strcmp(sb->s_type->name, "cgroup") ||
+	    !strcmp(sb->s_type->name, "cgroup2") ||
 	    !strcmp(sb->s_type->name, "pstore"))
 		sbsec->flags |= SE_SBGENFS;
 
-- 
2.9.3

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