{"id":"UBUNTU-CVE-2018-10851","details":"PowerDNS Authoritative Server 3.3.0 up to 4.1.4 excluding 4.1.5 and 4.0.6, and PowerDNS Recursor 3.2 up to 4.1.4 excluding 4.1.5 and 4.0.9, are vulnerable to a memory leak while parsing malformed records that can lead to remote denial of service.","modified":"2026-01-30T01:10:19.000229Z","published":"2018-11-29T18:29:00Z","related":["USN-7203-1"],"upstream":["CVE-2018-10851"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-10851"},{"type":"REPORT","url":"https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-03.html"},{"type":"REPORT","url":"https://downloads.powerdns.com/patches/2018-03/"},{"type":"REPORT","url":"https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-04.html"},{"type":"REPORT","url":"https://downloads.powerdns.com/patches/2018-04/"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-10851"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7203-1"}],"affected":[{"package":{"name":"pdns","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/pdns@4.0.0~alpha2-3ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0~alpha2-3ubuntu0.1~esm1"}]}],"versions":["3.4.5-1build2","3.4.6-2","3.4.6-3","3.4.7-1","3.4.7-2","4.0.0~alpha1-1","4.0.0~alpha2-2","4.0.0~alpha2-3","4.0.0~alpha2-3build1"],"ecosystem_specific":{"binaries":[{"binary_name":"pdns-backend-geoip","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-ldap","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-lua","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-mydns","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-mysql","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-pgsql","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-pipe","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-remote","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-sqlite3","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-backend-tinydns","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-server","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"},{"binary_name":"pdns-tools","binary_version":"4.0.0~alpha2-3ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-10851.json"}},{"package":{"name":"pdns-recursor","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/pdns-recursor@4.0.0~alpha2-2ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.0~alpha2-2ubuntu0.1+esm1"}]}],"versions":["3.7.3-1","4.0.0~alpha1-1","4.0.0~alpha1-2","4.0.0~alpha2-2","4.0.0~alpha2-2ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"pdns-recursor","binary_version":"4.0.0~alpha2-2ubuntu0.1+esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-10851.json"}},{"package":{"name":"pdns","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/pdns@4.1.1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.1-1ubuntu0.1~esm1"}]}],"versions":["4.0.4-2","4.0.4-2build1","4.0.5-1","4.1.0-1","4.1.0-2","4.1.0-2build1","4.1.1-1"],"ecosystem_specific":{"binaries":[{"binary_name":"pdns-backend-bind","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-geoip","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-ldap","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-lua","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-mydns","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-mysql","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-odbc","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-opendbx","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-pgsql","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-pipe","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-remote","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-sqlite3","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-backend-tinydns","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-server","binary_version":"4.1.1-1ubuntu0.1~esm1"},{"binary_name":"pdns-tools","binary_version":"4.1.1-1ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-10851.json"}},{"package":{"name":"pdns-recursor","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/pdns-recursor@4.1.1-2ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.1.1-2ubuntu0.1~esm1"}]}],"versions":["4.0.6-1","4.0.6-1build1","4.0.7-1","4.1.1-1","4.1.1-1build1","4.1.1-2"],"ecosystem_specific":{"binaries":[{"binary_name":"pdns-recursor","binary_version":"4.1.1-2ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-10851.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}