{"id":"UBUNTU-CVE-2016-4414","details":"The onReadyRead function in core/coreauthhandler.cpp in Quassel before 0.12.4 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via invalid handshake data.","modified":"2025-10-24T04:45:45Z","published":"2016-06-13T19:59:00Z","upstream":["CVE-2016-4414"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-4414"},{"type":"REPORT","url":"https://github.com/quassel/quassel/blob/f64ac93/src/core/coreauthhandler.cpp#L100"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2016/04/30/2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-4414"}],"affected":[{"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_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","binary_version":"0.12.2-0ubuntu1.16.04.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-4414.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"}]}