{"id":"USN-4136-2","summary":"wpa, wpasupplicant vulnerability","details":"USN-4136-1 fixed a vulnerability in wpa_supplicant. This update provides\nthe corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that wpa_supplicant incorrectly handled certain management\n frames. An attacker could possibly use this issue to cause a denial of service.\n","modified":"2026-02-10T04:41:38Z","published":"2019-09-18T14:04:07Z","related":["UBUNTU-CVE-2019-16275"],"upstream":["CVE-2019-16275","UBUNTU-CVE-2019-16275"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4136-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-16275"}],"affected":[{"package":{"name":"wpa","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/wpa@2.1-0ubuntu1.7+esm2?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1-0ubuntu1.7+esm2"}]}],"versions":["1.0-3ubuntu2","1.0-3ubuntu3","1.0-3ubuntu4","2.1-0ubuntu1","2.1-0ubuntu1.1","2.1-0ubuntu1.2","2.1-0ubuntu1.3","2.1-0ubuntu1.4","2.1-0ubuntu1.5","2.1-0ubuntu1.6","2.1-0ubuntu1.7","2.1-0ubuntu1.7+esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"hostapd","binary_version":"1:2.1-0ubuntu1.7+esm2"},{"binary_name":"wpagui","binary_version":"2.1-0ubuntu1.7+esm2"},{"binary_name":"wpasupplicant","binary_version":"2.1-0ubuntu1.7+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4136-2.json","cves_map":{"cves":[{"id":"CVE-2019-16275","severity":[{"score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:14.04:LTS"}}}],"schema_version":"1.7.3"}