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authorJessica Wagantall <jwagantall@cyngn.com>2016-04-05 10:55:52 -0700
committerJessica Wagantall <jwagantall@cyngn.com>2016-04-05 10:55:52 -0700
commitb80ec18ba6f4716f088f831e7f2bca4f3199986b (patch)
tree61a948bb914b3b61c9fa76e697f6c7b7b40e42c7
parent62438c86c8912ef97236d645b2e8f67bf89c286e (diff)
parent9bb43a76e992c9c66f10858696f6b74ebc16c77a (diff)
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Merge tag 'android-6.0.1_r20' into HEAD
Ticket: CYNGNOS-2213 Android 6.0.1 release 20
-rw-r--r--ioctl_macros14
-rw-r--r--shell.te3
2 files changed, 12 insertions, 5 deletions
diff --git a/ioctl_macros b/ioctl_macros
index e71e0ce..6012568 100644
--- a/ioctl_macros
+++ b/ioctl_macros
@@ -1,11 +1,15 @@
# socket ioctls allowed to unprivileged apps
define(`unpriv_sock_ioctls', `
{
-# all socket ioctls except the Mac address SIOCGIFHWADDR 0x8927
-0x8900-0x8926 0x8928-0x89ff
-# all wireless extensions ioctls except get/set essid
-# IOCSIWESSID 0x8B1A SIOCGIWESSID 0x8B1B
-0x8B00-0x8B09 0x8B1C-0x8BFF
+# all socket ioctls except:
+# 1) the Mac address SIOCGIFHWADDR 0x8927
+# 2) device private SIOCDEVPRIVATE-SIOCDEVPRIVLAST 0x89F0-0x89FF
+# 3) protocol private SIOCPROTOPRIVATE-SIOCPROTOPRIVLAST 0x89E0-0x89EF
+0x8900-0x8926 0x8928-0x89DF
+# all wireless extensions ioctls except:
+# 1) get/set essid IOCSIWESSID 0x8B1A SIOCGIWESSID 0x8B1B
+# 2) device private ioctls SIOCIWFIRSTPRIV-SIOCIWLASTPRIV 0x8BE0-0x8BFF
+0x8B00-0x8B09 0x8B1C-0x8BDF
# commonly used TTY ioctls
0x5411 0x5451
}')
diff --git a/shell.te b/shell.te
index 1be9eec..4b4093d 100644
--- a/shell.te
+++ b/shell.te
@@ -77,6 +77,9 @@ allow shell domain:process getattr;
allow shell bootchart_data_file:dir rw_dir_perms;
allow shell bootchart_data_file:file create_file_perms;
+# only allow unprivileged socket ioctl commands
+allow shell self:{ rawip_socket tcp_socket udp_socket } unpriv_sock_ioctls;
+
# Do not allow shell to hard link to any files.
# In particular, if shell hard links to app data
# files, installd will not be able to guarantee the deletion