language-selector 0.110.x before 0.110.1, 0.90.x before 0.90.1, and 0.79.x before 0.79.4 does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended access restrictions by leveraging a PolkitUnixProcess PolkitSubject race condition via a (1) setuid process or (2) pkexec process, a related issue to CVE-2013-4288.
https://launchpad.net/ubuntu/+source/language-selector/0.90.1
https://launchpad.net/ubuntu/+source/language-selector/0.79.4
https://launchpad.net/ubuntu/+source/language-selector/0.110.1
https://exchange.xforce.ibmcloud.com/vulnerabilities/87379