{"id":"USN-4120-2","summary":"systemd regression","details":"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","modified":"2026-04-22T09:59:28.862398Z","published":"2019-09-10T22:18:22Z","references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4120-2"},{"type":"REPORT","url":"https://launchpad.net/bugs/1842651"}],"affected":[{"package":{"name":"systemd","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/systemd@237-3ubuntu10.29?arch=source&distro=bionic"},"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"],"ecosystem_specific":{"binaries":[{"binary_name":"libnss-myhostname","binary_version":"237-3ubuntu10.29"},{"binary_name":"libnss-mymachines","binary_version":"237-3ubuntu10.29"},{"binary_name":"libnss-resolve","binary_version":"237-3ubuntu10.29"},{"binary_name":"libnss-systemd","binary_version":"237-3ubuntu10.29"},{"binary_version":"237-3ubuntu10.29","binary_name":"libpam-systemd"},{"binary_name":"libsystemd0","binary_version":"237-3ubuntu10.29"},{"binary_name":"libudev1","binary_version":"237-3ubuntu10.29"},{"binary_version":"237-3ubuntu10.29","binary_name":"systemd"},{"binary_name":"systemd-container","binary_version":"237-3ubuntu10.29"},{"binary_name":"systemd-coredump","binary_version":"237-3ubuntu10.29"},{"binary_name":"systemd-journal-remote","binary_version":"237-3ubuntu10.29"},{"binary_version":"237-3ubuntu10.29","binary_name":"systemd-sysv"},{"binary_name":"systemd-tests","binary_version":"237-3ubuntu10.29"},{"binary_name":"udev","binary_version":"237-3ubuntu10.29"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4120-2.json"}}],"schema_version":"1.7.5"}