{"id":"USN-3491-1","summary":"ldns vulnerabilities","details":"Leon Weber discovered that the ldns-keygen tool incorrectly set permissions\non private keys. A local attacker could possibly use this issue to obtain\ngenerated private keys. This issue only applied to Ubuntu 14.04 LTS.\n(CVE-2014-3209)\n\nStephan Zeisberg discovered that ldns incorrectly handled memory when\nprocessing data. A remote attacker could use this issue to cause ldns to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2017-1000231, CVE-2017-1000232)\n","modified":"2026-02-10T04:41:15Z","published":"2017-11-22T18:15:23Z","related":["UBUNTU-CVE-2014-3209","UBUNTU-CVE-2017-1000231","UBUNTU-CVE-2017-1000232"],"upstream":["CVE-2014-3209","CVE-2017-1000231","CVE-2017-1000232","UBUNTU-CVE-2014-3209","UBUNTU-CVE-2017-1000231","UBUNTU-CVE-2017-1000232"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3491-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-3209"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-1000231"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-1000232"}],"affected":[{"package":{"name":"ldns","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/ldns@1.6.17-1ubuntu0.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.17-1ubuntu0.1"}]}],"versions":["1.6.16-1","1.6.17-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6.17-1ubuntu0.1","binary_name":"ldnsutils"},{"binary_version":"1.6.17-1ubuntu0.1","binary_name":"libldns-dev"},{"binary_version":"1.6.17-1ubuntu0.1","binary_name":"libldns1"},{"binary_version":"1.6.17-1ubuntu0.1","binary_name":"python-ldns"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3491-1.json","cves_map":{"cves":[{"id":"CVE-2014-3209","severity":[{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2017-1000231","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-1000232","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:14.04:LTS"}}},{"package":{"name":"ldns","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ldns@1.6.17-8ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.17-8ubuntu0.1"}]}],"versions":["1.6.17-5","1.6.17-7","1.6.17-8"],"ecosystem_specific":{"binaries":[{"binary_version":"1.6.17-8ubuntu0.1","binary_name":"ldnsutils"},{"binary_version":"1.6.17-8ubuntu0.1","binary_name":"libldns-dev"},{"binary_version":"1.6.17-8ubuntu0.1","binary_name":"libldns1"},{"binary_version":"1.6.17-8ubuntu0.1","binary_name":"python-ldns"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3491-1.json","cves_map":{"cves":[{"id":"CVE-2017-1000231","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]},{"id":"CVE-2017-1000232","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:16.04:LTS"}}}],"schema_version":"1.7.3"}