{
  "schema_version": "1.7.0",
  "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",
  "aliases": [],
  "upstream": [
    "UBUNTU-CVE-2019-16275"
  ],
  "related": [],
  "published": "2019-09-18T14:04:07Z",
  "modified": "2026-02-10T04:41:38Z",
  "affected": [
    {
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "wpa",
        "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": {
        "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"
          }
        ],
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:Pro:14.04:LTS",
          "cves": [
            {
              "id": "CVE-2019-16275",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            }
          ]
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4136-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-16275"
    }
  ]
}