CVE-2011-4617
virtualenv.py in virtualenv before 1.5 allows local users to overwrite arbitrary files via a symlink attack on a certain file in /tmp/.
Date published : 2011-12-30
https://bitbucket.org/ianb/virtualenv/changeset/8be37c509fe5
http://lists.fedoraproject.org/pipermail/package-announce/2012-January/071638.html