{"id":"UBUNTU-CVE-2017-14062","details":"Integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact.","modified":"2026-04-22T11:15:11.000857Z","published":"2017-08-31T00:00:00Z","related":["USN-3421-1","USN-3421-2","USN-3434-1","USN-3434-2"],"upstream":["CVE-2017-14062"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-14062"},{"type":"REPORT","url":"https://gitlab.com/libidn/libidn2/commit/3284eb342cd0ed1a18786e3fcdf0cdd7e76676bd"},{"type":"REPORT","url":"https://gitlab.com/libidn/libidn2/blob/master/NEWS"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3421-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3434-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3434-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-14062"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3421-2"}],"affected":[{"package":{"name":"libidn","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/libidn@1.28-1ubuntu2.2?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.28-1ubuntu2.2"}]}],"versions":["1.28-1ubuntu1","1.28-1ubuntu2","1.28-1ubuntu2.1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.28-1ubuntu2.2","binary_name":"idn"},{"binary_version":"1.28-1ubuntu2.2","binary_name":"libidn11"},{"binary_version":"1.28-1ubuntu2.2","binary_name":"libidn11-java"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-14062.json"}},{"package":{"name":"libidn2-0","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libidn2-0@0.9-1ubuntu0.1~esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9-1ubuntu0.1~esm1"}]}],"versions":["0.9-1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.9-1ubuntu0.1~esm1","binary_name":"idn2"},{"binary_version":"0.9-1ubuntu0.1~esm1","binary_name":"libidn2-0"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-14062.json"}},{"package":{"name":"libidn","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libidn@1.32-3ubuntu1.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.32-3ubuntu1.2"}]}],"versions":["1.28-1ubuntu2","1.32-3ubuntu1","1.32-3ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.32-3ubuntu1.2","binary_name":"idn"},{"binary_version":"1.32-3ubuntu1.2","binary_name":"libidn11"},{"binary_version":"1.32-3ubuntu1.2","binary_name":"libidn11-java"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-14062.json"}},{"package":{"name":"libidn2-0","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libidn2-0@0.10-3ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10-3ubuntu0.1~esm1"}]}],"versions":["0.10-3"],"ecosystem_specific":{"binaries":[{"binary_version":"0.10-3ubuntu0.1~esm1","binary_name":"idn2"},{"binary_version":"0.10-3ubuntu0.1~esm1","binary_name":"libidn2-0"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-14062.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}