{"id":"USN-4120-2","aliases":[],"status":"published","title":"systemd regression","description":"USN-4120-1 fixed a vulnerability in systemd. The update included a recent\nSRU from the updates pocket that introduced networking problems for some\nusers. This update fixes the problem.\n\nWe apologize for the inconvenience.\n\nOriginal advisory details:\n\n It was discovered that the systemd-resolved D-Bus interface did not\n enforce appropriate access controls. A local unprivileged user could\n exploit this to modify a system's DNS resolver settings.","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2019-09-10T22:18:22Z","modified":"2026-04-22T09:59:28Z","fixes":[{"ecosystem":"Ubuntu:18.04:LTS","package":"systemd","fixed_in":["237-3ubuntu10.29"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"systemd","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"237-3ubuntu10.29"}]}],"versions":["234-2ubuntu12","235-2ubuntu3","235-3ubuntu2","235-3ubuntu3","237-3ubuntu3","237-3ubuntu4","237-3ubuntu6","237-3ubuntu7","237-3ubuntu8","237-3ubuntu10","237-3ubuntu10.2","237-3ubuntu10.3","237-3ubuntu10.4","237-3ubuntu10.6","237-3ubuntu10.9","237-3ubuntu10.11","237-3ubuntu10.12","237-3ubuntu10.13","237-3ubuntu10.15","237-3ubuntu10.17","237-3ubuntu10.19","237-3ubuntu10.20","237-3ubuntu10.21","237-3ubuntu10.22","237-3ubuntu10.23","237-3ubuntu10.24","237-3ubuntu10.25","237-3ubuntu10.26","237-3ubuntu10.28"]}],"references":[{"url":"https://ubuntu.com/security/notices/USN-4120-2","tags":["advisory"]},{"url":"https://launchpad.net/bugs/1842651","tags":["report"]}],"sources":{"osv":[{"id":"USN-4120-2","title":"systemd regression","description":"USN-4120-1 fixed a vulnerability in systemd. The update included a recent\nSRU from the updates pocket that introduced networking problems for some\nusers. This update fixes the problem.\n\nWe apologize for the inconvenience.\n\nOriginal advisory details:\n\n It was discovered that the systemd-resolved D-Bus interface did not\n enforce appropriate access controls. A local unprivileged user could\n exploit this to modify a system's DNS resolver settings.\n","status":"published","published":"2019-09-10T22:18:22Z","modified":"2026-04-22T09:59:28.862398Z","updated_at":"2026-11-02T16:58:14.019824Z"}]}}