Allow netd-spawned domains to use inherited netd unix_dgram_socket.

Resolves denials such as: avc: denied { read write } for pid=4346 comm="hostapd" path="socket:[7874]" dev="sockfs" ino=7874 scontext=u:r:hostapd:s0 tcontext=u:r:netd:s0 tclass=unix_dgram_socket avc: denied { read write } for pid=4348 comm="dnsmasq" path="socket:[7874]" dev="sockfs" ino=7874 scontext=u:r:dnsmasq:s0 tcontext=u:r:netd:s0 tclass=unix_dgram_socket Change-Id: Ie82f39c32c6e04bc9ef1369ca787cf80b3b4141c Signed-off-by: Stephen Smalley <[email protected]>
mozilla-b2g · Mar 18, 2014 · 08461cb · 08461cb
1 parent b97ed1a
commit 08461cb
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/dnsmasq.te b/dnsmasq.te
@@ -20,3 +20,4 @@ allow dnsmasq netd:netlink_kobject_uevent_socket { read write };
 allow dnsmasq netd:netlink_nflog_socket { read write };
 allow dnsmasq netd:netlink_route_socket { read write };
 allow dnsmasq netd:unix_stream_socket { read write };
+allow dnsmasq netd:unix_dgram_socket { read write };
diff --git a/hostapd.te b/hostapd.te
@@ -17,8 +17,10 @@ allow hostapd wpa_socket:dir create_dir_perms;
 allow hostapd wpa_socket:sock_file create_file_perms;
 allow hostapd netd:fd use;
 allow hostapd netd:udp_socket { read write };
+allow hostapd netd:fifo_file { read write };
+# TODO: Investigate whether these inherited sockets should be closed on exec.
 allow hostapd netd:netlink_kobject_uevent_socket { read write };
 allow hostapd netd:netlink_nflog_socket { read write };
 allow hostapd netd:netlink_route_socket { read write };
 allow hostapd netd:unix_stream_socket { read write };
-allow hostapd netd:fifo_file { read write };
+allow hostapd netd:unix_dgram_socket { read write };