{"id":"CVE-2016-2568","details":"pkexec, when used with --user nonpriv, allows local users to escape to the parent session via a crafted TIOCSTI ioctl call, which pushes characters to the terminal's input buffer.","modified":"2026-03-15T22:02:43.636078Z","published":"2017-02-13T18:59:00.393Z","references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2016/02/26/3"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/cve-2016-2568"},{"type":"ADVISORY","url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=816062"},{"type":"ADVISORY","url":"https://ubuntu.com/security/CVE-2016-2568"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1300746"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2568.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"}]}