apparmor, virt-aa-helper: Explicit denies for host devices

Add explicit denies for disk devices to avoid cluttering dmesg with
(acceptable) denials.

Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
Acked-by: Guido Günther <agx@sigxcpu.org>

diff --git a/examples/apparmor/usr.lib.libvirt.virt-aa-helper b/examples/apparmor/usr.lib.libvirt.virt-aa-helper
index ee53c2c12a7c70656ee42e4cf8bd276ca4110efb..012080c676f41318365a3280a9484fdbd53da34e 100644 (file)
--- a/examples/apparmor/usr.lib.libvirt.virt-aa-helper
+++ b/examples/apparmor/usr.lib.libvirt.virt-aa-helper
@@ -21,6 +21,15 @@ profile virt-aa-helper /usr/{lib,lib64}/libvirt/virt-aa-helper {
   # for hostdev
   /sys/devices/ r,
   /sys/devices/** r,
+  deny /dev/sd* r,
+  deny /dev/vd* r,
+  deny /dev/dm-* r,
+  deny /dev/drbd[0-9]* r,
+  deny /dev/dasd* r,
+  deny /dev/nvme* r,
+  deny /dev/zd[0-9]* r,
+  deny /dev/mapper/ r,
+  deny /dev/mapper/* r,
 
   /usr/{lib,lib64}/libvirt/virt-aa-helper mr,
   /{usr/,}sbin/apparmor_parser Ux,