{"id":"USN-4243-1","summary":"libbsd vulnerabilities","details":"It was discovered that libbsd incorrectly handled certain inputs.\nAn attacker could possibly use this issue to execute arbitrary code.\nThis issue only affected Ubuntu 14.04 ESM. (CVE-2016-2090)\n\nIt was discovered that libbsd incorrectly handled certain strings.\nAn attacker could possibly use this issue to access sensitive information.\n(CVE-2019-20367)\n","modified":"2026-04-22T10:02:49.595825Z","published":"2020-01-20T15:24:14Z","related":["UBUNTU-CVE-2016-2090","UBUNTU-CVE-2019-20367"],"upstream":["CVE-2016-2090","CVE-2019-20367","UBUNTU-CVE-2016-2090","UBUNTU-CVE-2019-20367"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4243-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-2090"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-20367"}],"affected":[{"package":{"name":"libbsd","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libbsd@0.6.0-2ubuntu1+esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.0-2ubuntu1+esm1"}]}],"versions":["0.6.0-1","0.6.0-1ubuntu1","0.6.0-2ubuntu1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"libbsd0","binary_version":"0.6.0-2ubuntu1+esm1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"id":"CVE-2016-2090","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2019-20367","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4243-1.json"}},{"package":{"name":"libbsd","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libbsd@0.8.2-1ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.2-1ubuntu0.1"}]}],"versions":["0.7.0-2","0.8.0-2","0.8.1-1","0.8.2-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libbsd0","binary_version":"0.8.2-1ubuntu0.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"id":"CVE-2019-20367","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4243-1.json"}},{"package":{"name":"libbsd","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libbsd@0.8.7-1ubuntu0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.8.7-1ubuntu0.1"}]}],"versions":["0.8.6-1","0.8.6-2","0.8.6-3","0.8.7-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libbsd0","binary_version":"0.8.7-1ubuntu0.1"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2019-20367","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4243-1.json"}}],"schema_version":"1.7.5"}