Better explanation than the previous url (easier to just read it than

having to 'click away'


git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@951 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/ed-exp.xml

@@ -1,8 +1,10 @@
 <sect2>
 <title>Command explanations</title>
 
-<para>The sed commands fix a symlink vulnerability in ed. See
-<ulink url="http://www.securityfocus.com/templates/advisory.html?id=3308">
-http://www.securityfocus.com/templates/advisory.html?id=3308</ulink> for
-more information.</sect2>
+<para>The sed commands fix a symlink vulnerability in ed. The ed
+executable creates files in /tmp with predictable names. By using
+various symlink attacks, it is possible to have ed write to files 
+it should not, change the permissions of various files, etc.</para>
+
+</sect2>