{"id":"UBUNTU-CVE-2015-2059","details":"The stringprep_utf8_to_ucs4 function in libin before 1.31, as used in jabberd2, allows context-dependent attackers to read system memory and possibly have other unspecified impact via invalid UTF-8 characters in a string, which triggers an out-of-bounds read.","modified":"2026-04-22T10:11:52.148999Z","published":"2015-08-12T00:00:00Z","related":["USN-3068-1"],"upstream":["CVE-2015-2059"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-2059"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2015/02/23/25"},{"type":"REPORT","url":"https://lists.gnu.org/archive/html/help-libidn/2015-07/msg00026.html"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3068-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-2059"}],"affected":[{"package":{"name":"libidn","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/libidn@1.28-1ubuntu2.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.28-1ubuntu2.1"}]}],"versions":["1.28-1ubuntu1","1.28-1ubuntu2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"idn","binary_version":"1.28-1ubuntu2.1"},{"binary_name":"libidn11","binary_version":"1.28-1ubuntu2.1"},{"binary_name":"libidn11-java","binary_version":"1.28-1ubuntu2.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-2059.json"}}],"schema_version":"1.7.5","severity":[{"type":"Ubuntu","score":"low"}]}