diff --git a/linux/workaround_CVE-2009-2692.sh b/linux/workaround_CVE-2009-2692.sh
index 401696a..2d7beb5 100755
--- a/linux/workaround_CVE-2009-2692.sh
+++ b/linux/workaround_CVE-2009-2692.sh
@@ -15,6 +15,10 @@
 # You should have received a copy of the GNU General Public License
 # along with this file. If not, see <http://www.gnu.org/licenses/>.
 #
+# Workaround for local root exploit http://lwn.net/Articles/347006/
+#
+# Idea based on data from D-INFK ISG (www.isg.inf.ethz.ch)
+#
 
 cat << eof >> /etc/modprobe.d/aliases
 alias net-pf-10 off