{
  "schema_version": "1.7.0",
  "id": "USN-5331-2",
  "summary": "tcpdump vulnerabilities",
  "details": "USN-5331-1 fixed several vulnerabilities in tcpdump. This update provides\nthe corresponding update for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. \n\nOriginal advisory details:\n It was discovered that tcpdump incorrectly handled certain inputs.\n An attacker could possibly use this issue to cause a denial of service,\n or possibly execute arbitrary code. (CVE-2018-16301)\n \n It was discovered that tcpdump incorrectly handled certain captured data.\n An attacker could possibly use this issue to cause a denial of service.\n (CVE-2020-8037)\n",
  "aliases": [],
  "upstream": [
    "UBUNTU-CVE-2018-16301",
    "UBUNTU-CVE-2020-8037"
  ],
  "related": [],
  "published": "2022-04-11T07:44:40Z",
  "modified": "2026-04-27T14:11:27Z",
  "affected": [
    {
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "tcpdump",
        "purl": "pkg:deb/ubuntu/tcpdump@4.9.3-0ubuntu0.18.04.2?arch=source&distro=bionic"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.9.3-0ubuntu0.18.04.2"
            }
          ]
        }
      ],
      "versions": [
        "4.9.2-1",
        "4.9.2-2",
        "4.9.2-2build1",
        "4.9.2-2ubuntu1",
        "4.9.2-3",
        "4.9.3-0ubuntu0.18.04.1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "tcpdump",
            "binary_version": "4.9.3-0ubuntu0.18.04.2"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:18.04:LTS",
          "cves": [
            {
              "id": "CVE-2018-16301",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            },
            {
              "id": "CVE-2020-8037",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    },
    {
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "tcpdump",
        "purl": "pkg:deb/ubuntu/tcpdump@4.9.3-4ubuntu0.1?arch=source&distro=focal"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.9.3-4ubuntu0.1"
            }
          ]
        }
      ],
      "versions": [
        "4.9.3-2",
        "4.9.3-3",
        "4.9.3-4"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "tcpdump",
            "binary_version": "4.9.3-4ubuntu0.1"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:20.04:LTS",
          "cves": [
            {
              "id": "CVE-2018-16301",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            },
            {
              "id": "CVE-2020-8037",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5331-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-16301"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-8037"
    }
  ]
}