OpenStack Object Storage (swift) before 1.7.0 uses the loads function in the pickle Python module unsafely when storing and loading metadata in memcached, which allows remote attackers to execute arbitrary code via a crafted pickle object.
https://launchpad.net/swift/+milestone/1.7.0
https://github.com/openstack/swift/commit/e1ff51c04554d51616d2845f92ab726cb0e5831a
https://exchange.xforce.ibmcloud.com/vulnerabilities/79140
https://bugzilla.redhat.com/show_bug.cgi?id=854757
https://bugs.launchpad.net/swift/+bug/1006414
http://www.openwall.com/lists/oss-security/2012/09/05/4
http://www.openwall.com/lists/oss-security/2012/09/05/16
http://rhn.redhat.com/errata/RHSA-2013-0691.html
http://rhn.redhat.com/errata/RHSA-2012-1379.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-October/089472.html