{"id":"UBUNTU-CVE-2015-4143","details":"The EAP-pwd server and peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a crafted (1) Commit or (2) Confirm message payload.","modified":"2026-01-30T00:39:46.414977Z","published":"2015-06-01T00:00:00Z","related":["USN-2650-1"],"upstream":["CVE-2015-4143"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-4143"},{"type":"REPORT","url":"http://w1.fi/security/2015-4/"},{"type":"REPORT","url":"http://w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txt"},{"type":"REPORT","url":"http://w1.fi/security/2015-4/0001-EAP-pwd-peer-Fix-payload-length-validation-for-Commi.patch"},{"type":"REPORT","url":"http://w1.fi/security/2015-4/0002-EAP-pwd-server-Fix-payload-length-validation-for-Com.patch"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2015/05/07/5"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2015/05/31/6"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2650-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-4143"}],"affected":[{"package":{"name":"wpa","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/wpa@2.1-0ubuntu1.3?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1-0ubuntu1.3"}]}],"versions":["1.0-3ubuntu2","1.0-3ubuntu3","1.0-3ubuntu4","2.1-0ubuntu1","2.1-0ubuntu1.1","2.1-0ubuntu1.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:2.1-0ubuntu1.3","binary_name":"hostapd"},{"binary_version":"2.1-0ubuntu1.3","binary_name":"wpagui"},{"binary_version":"2.1-0ubuntu1.3","binary_name":"wpasupplicant"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-4143.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}