CVE-2014-8991
pip 1.3 through 1.5.6 allows local users to cause a denial of service (prevention of package installation) by creating a /tmp/pip-build-* file for another user.
Date published : 2014-11-24
http://www.securityfocus.com/bid/71209
http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html