vuln-ubuntu/data/osv/usn/USN-4684-1.json

{
  "schema_version": "1.7.0",
  "id": "USN-4684-1",
  "summary": "edk2 vulnerabilities",
  "details": "Laszlo Ersek discovered that EDK II incorrectly validated certain signed\nimages. An attacker could possibly use this issue with a specially crafted\nimage to cause EDK II to hang, resulting in a denial of service. This issue\nonly affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS.\n(CVE-2019-14562)\n\nIt was discovered that EDK II incorrectly parsed signed PKCS #7 data. An\nattacker could use this issue to cause EDK II to crash, resulting in a\ndenial of service, or possibly execute arbitrary code. (CVE-2019-14584)\n",
  "aliases": [],
  "upstream": [
    "UBUNTU-CVE-2019-14562",
    "UBUNTU-CVE-2019-14584"
  ],
  "related": [],
  "published": "2021-01-07T13:51:25Z",
  "modified": "2026-02-10T04:42:01Z",
  "affected": [
    {
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "edk2",
        "purl": "pkg:deb/ubuntu/edk2@0~20160408.ffea0a2c-2ubuntu0.2?arch=source&distro=xenial"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0~20160408.ffea0a2c-2ubuntu0.2"
            }
          ]
        }
      ],
      "versions": [
        "0~20150106.5c2d456b-2",
        "0~20160104.c2a892d7-1",
        "0~20160408.ffea0a2c-2",
        "0~20160408.ffea0a2c-2ubuntu0.1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "ovmf",
            "binary_version": "0~20160408.ffea0a2c-2ubuntu0.2"
          },
          {
            "binary_name": "qemu-efi",
            "binary_version": "0~20160408.ffea0a2c-2ubuntu0.2"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:16.04:LTS",
          "cves": [
            {
              "id": "CVE-2019-14562",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            },
            {
              "id": "CVE-2019-14584",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    },
    {
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "edk2",
        "purl": "pkg:deb/ubuntu/edk2@0~20180205.c0d9813c-2ubuntu0.3?arch=source&distro=bionic"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0~20180205.c0d9813c-2ubuntu0.3"
            }
          ]
        }
      ],
      "versions": [
        "0~20170911.5dfba97c-1",
        "0~20171010.234dbcef-1",
        "0~20171027.76fd5a66-1",
        "0~20171205.a9212288-1",
        "0~20180105.0bc94c74-1",
        "0~20180205.c0d9813c-1",
        "0~20180205.c0d9813c-2",
        "0~20180205.c0d9813c-2ubuntu0.1",
        "0~20180205.c0d9813c-2ubuntu0.2"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "ovmf",
            "binary_version": "0~20180205.c0d9813c-2ubuntu0.3"
          },
          {
            "binary_name": "qemu-efi",
            "binary_version": "0~20180205.c0d9813c-2ubuntu0.3"
          },
          {
            "binary_name": "qemu-efi-aarch64",
            "binary_version": "0~20180205.c0d9813c-2ubuntu0.3"
          },
          {
            "binary_name": "qemu-efi-arm",
            "binary_version": "0~20180205.c0d9813c-2ubuntu0.3"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:18.04:LTS",
          "cves": [
            {
              "id": "CVE-2019-14562",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            },
            {
              "id": "CVE-2019-14584",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    },
    {
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "edk2",
        "purl": "pkg:deb/ubuntu/edk2@0~20191122.bd85bf54-2ubuntu3.1?arch=source&distro=focal"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0~20191122.bd85bf54-2ubuntu3.1"
            }
          ]
        }
      ],
      "versions": [
        "0~20190606.20d2e5a1-2ubuntu1",
        "0~20190828.37eef910-3",
        "0~20190828.37eef910-4",
        "0~20191122.bd85bf54-1",
        "0~20191122.bd85bf54-1ubuntu1",
        "0~20191122.bd85bf54-2",
        "0~20191122.bd85bf54-2ubuntu1",
        "0~20191122.bd85bf54-2ubuntu2",
        "0~20191122.bd85bf54-2ubuntu3"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "ovmf",
            "binary_version": "0~20191122.bd85bf54-2ubuntu3.1"
          },
          {
            "binary_name": "qemu-efi",
            "binary_version": "0~20191122.bd85bf54-2ubuntu3.1"
          },
          {
            "binary_name": "qemu-efi-aarch64",
            "binary_version": "0~20191122.bd85bf54-2ubuntu3.1"
          },
          {
            "binary_name": "qemu-efi-arm",
            "binary_version": "0~20191122.bd85bf54-2ubuntu3.1"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:20.04:LTS",
          "cves": [
            {
              "id": "CVE-2019-14562",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            },
            {
              "id": "CVE-2019-14584",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4684-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-14562"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2019-14584"
    }
  ]
}