{"id":"UBUNTU-CVE-2017-15132","details":"A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.","modified":"2026-02-04T03:31:31.431956Z","published":"2018-01-25T00:00:00Z","related":["USN-3556-1","USN-3556-2"],"upstream":["CVE-2017-15132"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-15132"},{"type":"REPORT","url":"https://github.com/dovecot/core/commit/1a29ed2f96da1be22fa5a4d96c7583aa81b8b060.patch"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2018/01/31/1"},{"type":"REPORT","url":"https://github.com/dovecot/core/commit/a9b135760aea6d1790d447d351c56b78889dac22.patch"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1532768"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3556-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3556-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-15132"}],"affected":[{"package":{"name":"dovecot","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/dovecot@1:2.2.9-1ubuntu2.3?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.9-1ubuntu2.3"}]}],"versions":["1:2.1.7-7ubuntu3","1:2.2.9-1ubuntu1","1:2.2.9-1ubuntu2","1:2.2.9-1ubuntu2.1"],"ecosystem_specific":{"binaries":[{"binary_name":"dovecot-core","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-dev","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-gssapi","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-imapd","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-ldap","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-lmtpd","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-managesieved","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-mysql","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-pgsql","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-pop3d","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-sieve","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-solr","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"dovecot-sqlite","binary_version":"1:2.2.9-1ubuntu2.3"},{"binary_name":"mail-stack-delivery","binary_version":"1:2.2.9-1ubuntu2.3"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-15132.json"}},{"package":{"name":"dovecot","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/dovecot@1:2.2.22-1ubuntu2.6?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.2.22-1ubuntu2.6"}]}],"versions":["1:2.2.18-2ubuntu2","1:2.2.22-1ubuntu1","1:2.2.22-1ubuntu2","1:2.2.22-1ubuntu2.1","1:2.2.22-1ubuntu2.2","1:2.2.22-1ubuntu2.3","1:2.2.22-1ubuntu2.4"],"ecosystem_specific":{"binaries":[{"binary_name":"dovecot-core","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-dev","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-gssapi","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-imapd","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-ldap","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-lmtpd","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-lucene","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-managesieved","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-mysql","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-pgsql","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-pop3d","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-sieve","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-solr","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"dovecot-sqlite","binary_version":"1:2.2.22-1ubuntu2.6"},{"binary_name":"mail-stack-delivery","binary_version":"1:2.2.22-1ubuntu2.6"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-15132.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":"Ubuntu","score":"medium"}]}