isolated_app: Do not allow access to the gpu_device.

Bug: 17471434
Change-Id: I6fd1079be29a454f46ab84f0c43fcf816e679c98
This commit is contained in:
Robert Sesek 2014-09-11 14:33:12 -04:00
parent 72acd6bbbe
commit 7f4a8a7291
2 changed files with 4 additions and 1 deletions

2
app.te
View file

@ -84,7 +84,7 @@ allow appdomain qtaguid_device:chr_file r_file_perms;
# Grant GPU access to all processes started by Zygote.
# They need that to render the standard UI.
allow appdomain gpu_device:chr_file { rw_file_perms execute };
allow { appdomain -isolated_app } gpu_device:chr_file { rw_file_perms execute };
# Use the Binder.
binder_use(appdomain)

View file

@ -13,6 +13,9 @@ type isolated_app, domain;
app_domain(isolated_app)
net_domain(isolated_app)
# Isolated apps shouldn't be able to access the driver directly.
neverallow isolated_app gpu_device:file { rw_file_perms execute };
# read and write access to app_data_file is already
# granted via app.te. Allow execute.
# Needed to allow dlopen() from Chrome renderer processes.