{"id":"USN-4377-1","summary":"ca-certificates update","details":"The ca-certificates package contained an expired CA certificate that caused\nconnectivity issues. This update removes the \"AddTrust External Root\" CA.\n\nIn addition, on Ubuntu 16.04 LTS and Ubuntu 18.04 LTS, this update\nrefreshes the included certificates to those contained in the 20190110\npackage.\n","modified":"2026-02-10T04:41:50Z","published":"2020-06-01T14:23:14Z","references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4377-1"},{"type":"REPORT","url":"https://launchpad.net/bugs/1881533"}],"affected":[{"package":{"name":"ca-certificates","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ca-certificates@20190110~16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190110~16.04.1"}]}],"versions":["20150426ubuntu1","20160104ubuntu1","20170717~16.04.1","20170717~16.04.2"],"ecosystem_specific":{"binaries":[{"binary_name":"ca-certificates","binary_version":"20190110~16.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4377-1.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:16.04:LTS"}}},{"package":{"name":"ca-certificates","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/ca-certificates@20190110~18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190110~18.04.1"}]}],"versions":["20170717","20180409"],"ecosystem_specific":{"binaries":[{"binary_name":"ca-certificates","binary_version":"20190110~18.04.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4377-1.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:18.04:LTS"}}},{"package":{"name":"ca-certificates","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/ca-certificates@20190110ubuntu1.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"20190110ubuntu1.1"}]}],"versions":["20190110","20190110ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"ca-certificates","binary_version":"20190110ubuntu1.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4377-1.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:20.04:LTS"}}}],"schema_version":"1.7.3"}