{"id":"UBUNTU-CVE-2018-1000179","details":"A NULL Pointer Dereference of CWE-476 exists in quassel version 0.12.4 in the quasselcore void CoreAuthHandler::handle(const Login &msg) coreauthhandler.cpp line 235 that allows an attacker to cause a denial of service.","modified":"2026-02-04T03:21:51.549648Z","published":"2018-05-08T15:29:00Z","related":["USN-4594-1"],"upstream":["CVE-2018-1000179"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-1000179"},{"type":"REPORT","url":"https://github.com/quassel/quassel/commit/e17fca767d60c06ca02bc5898ced04f06d3670bd"},{"type":"REPORT","url":"https://github.com/quassel/quassel/commit/08bace4e9ecf08273f094c0c6aa8b3363d38ac3e"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2018/04/27/1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4594-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-1000179"}],"affected":[{"package":{"name":"quassel","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/quassel@0.10.0-0ubuntu2.3?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.10.0-0ubuntu2.3"}]}],"versions":["0.9.1-0ubuntu1","0.9.2-0ubuntu1","0.9.2-0ubuntu2","0.9.2-0ubuntu3","0.9.2-0ubuntu4","0.10~beta1-0ubuntu1","0.10~rc1-0ubuntu1","0.10.0-0ubuntu1","0.10.0-0ubuntu2","0.10.0-0ubuntu2.1","0.10.0-0ubuntu2.2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.10.0-0ubuntu2.3","binary_name":"quassel"},{"binary_version":"0.10.0-0ubuntu2.3","binary_name":"quassel-client"},{"binary_version":"0.10.0-0ubuntu2.3","binary_name":"quassel-client-qt4"},{"binary_version":"0.10.0-0ubuntu2.3","binary_name":"quassel-core"},{"binary_version":"0.10.0-0ubuntu2.3","binary_name":"quassel-data"},{"binary_version":"0.10.0-0ubuntu2.3","binary_name":"quassel-qt4"},{"binary_version":"0.10.0-0ubuntu2.3","binary_name":"quassel-qt4-data"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-1000179.json"}},{"package":{"name":"quassel","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/quassel@0.12.2-0ubuntu1.16.04.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.12.2-0ubuntu1","0.12.2-0ubuntu1.16.04.2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.12.2-0ubuntu1.16.04.2","binary_name":"quassel"},{"binary_version":"0.12.2-0ubuntu1.16.04.2","binary_name":"quassel-client"},{"binary_version":"0.12.2-0ubuntu1.16.04.2","binary_name":"quassel-client-qt4"},{"binary_version":"0.12.2-0ubuntu1.16.04.2","binary_name":"quassel-core"},{"binary_version":"0.12.2-0ubuntu1.16.04.2","binary_name":"quassel-data"},{"binary_version":"0.12.2-0ubuntu1.16.04.2","binary_name":"quassel-qt4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-1000179.json"}},{"package":{"name":"quassel","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/quassel@1:0.12.4-3ubuntu1.18.04.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.12.4-3ubuntu1.18.04.3"}]}],"versions":["1:0.12.4-2ubuntu2","1:0.12.4-2ubuntu3","1:0.12.4-3ubuntu1","1:0.12.4-3ubuntu1.18.04.1","1:0.12.4-3ubuntu1.18.04.2"],"ecosystem_specific":{"binaries":[{"binary_version":"1:0.12.4-3ubuntu1.18.04.3","binary_name":"quassel"},{"binary_version":"1:0.12.4-3ubuntu1.18.04.3","binary_name":"quassel-client"},{"binary_version":"1:0.12.4-3ubuntu1.18.04.3","binary_name":"quassel-core"},{"binary_version":"1:0.12.4-3ubuntu1.18.04.3","binary_name":"quassel-data"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-1000179.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":"low"}]}