diff --git a/app.te b/app.te index 4abf5944faaf70465cecaf02546d4bb115d47878..423be141b252285e7f4d4f43877d967d4d89a842 100644 --- a/app.te +++ b/app.te @@ -229,8 +229,7 @@ neverallow appdomain tee_device:chr_file { read write }; # Privileged netlink socket interfaces. neverallow appdomain - self:{ - netlink_socket + domain:{ netlink_firewall_socket netlink_tcpdiag_socket netlink_nflog_socket @@ -243,7 +242,7 @@ neverallow appdomain # These messages are broadcast messages from the kernel to userspace. # Do not allow the writing of netlink messages, which has been a source # of rooting vulns in the past. -neverallow appdomain self:netlink_kobject_uevent_socket { write append }; +neverallow appdomain domain:netlink_kobject_uevent_socket { write append }; # Sockets under /dev/socket that are not specifically typed. neverallow appdomain socket_device:sock_file write; diff --git a/untrusted_app.te b/untrusted_app.te index 2a8c170a2d13f9b32634914add3796cb70b7c4b5..1142b7a8186250a2b824d70d14f047c1b545b14d 100644 --- a/untrusted_app.te +++ b/untrusted_app.te @@ -69,7 +69,10 @@ allow untrusted_app cache_file:file create_file_perms; ### # Receive or send uevent messages. -neverallow untrusted_app self:netlink_kobject_uevent_socket *; +neverallow untrusted_app domain:netlink_kobject_uevent_socket *; + +# Receive or send generic netlink messages +neverallow untrusted_app domain:netlink_socket *; # Too much leaky information in debugfs. It's a security # best practice to ensure these files aren't readable.