{"id":"USN-3938-1","summary":"systemd vulnerability","details":"Jann Horn discovered that pam_systemd created logind sessions using some\nparameters from the environment. A local attacker could exploit this in\norder to spoof the active session and gain additional PolicyKit\nprivileges.\n","modified":"2026-02-10T04:41:31Z","published":"2019-04-08T19:26:16Z","related":["UBUNTU-CVE-2019-3842"],"upstream":["CVE-2019-3842","UBUNTU-CVE-2019-3842"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3938-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-3842"}],"affected":[{"package":{"name":"systemd","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/systemd@204-5ubuntu20.31?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"204-5ubuntu20.31"}]}],"versions":["204-0ubuntu18","204-0ubuntu19","204-5ubuntu3","204-5ubuntu5","204-5ubuntu6","204-5ubuntu7","204-5ubuntu8","204-5ubuntu9","204-5ubuntu10","204-5ubuntu11","204-5ubuntu13","204-5ubuntu14","204-5ubuntu15","204-5ubuntu16","204-5ubuntu17","204-5ubuntu18","204-5ubuntu19","204-5ubuntu20","204-5ubuntu20.2","204-5ubuntu20.3","204-5ubuntu20.4","204-5ubuntu20.5","204-5ubuntu20.6","204-5ubuntu20.7","204-5ubuntu20.8","204-5ubuntu20.9","204-5ubuntu20.10","204-5ubuntu20.11","204-5ubuntu20.12","204-5ubuntu20.13","204-5ubuntu20.14","204-5ubuntu20.15","204-5ubuntu20.18","204-5ubuntu20.19","204-5ubuntu20.20","204-5ubuntu20.21","204-5ubuntu20.22","204-5ubuntu20.24","204-5ubuntu20.25","204-5ubuntu20.26","204-5ubuntu20.28","204-5ubuntu20.29"],"ecosystem_specific":{"availability":"No 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