vuln-ubuntu/data/osv/usn/USN-6164-2.json

{
  "schema_version": "1.7.0",
  "id": "USN-6164-2",
  "summary": "c-ares vulnerabilities",
  "details": "USN-6164-1 fixed several vulnerabilities in c-ares. This update provides\nthe corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.\n\nOriginal advisory details:\n\n Hannes Moesl discovered that c-ares incorrectly handled certain ipv6\n addresses. An attacker could use this issue to cause c-ares to crash,\n resulting in a denial of service, or possibly execute arbitrary code.\n (CVE-2023-31130)\n\n Xiang Li discovered that c-ares incorrectly handled certain UDP packets. A\n remote attacker could possibly use this issue to cause c-res to crash,\n resulting in a denial of service. (CVE-2023-32067)\n",
  "aliases": [],
  "upstream": [
    "UBUNTU-CVE-2023-31130",
    "UBUNTU-CVE-2023-32067"
  ],
  "related": [],
  "published": "2023-09-11T15:51:51Z",
  "modified": "2026-06-25T10:46:14Z",
  "affected": [
    {
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "c-ares",
        "purl": "pkg:deb/ubuntu/c-ares@1.10.0-3ubuntu0.2+esm2?arch=source&distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.10.0-3ubuntu0.2+esm2"
            }
          ]
        }
      ],
      "versions": [
        "1.10.0-2",
        "1.10.0-3",
        "1.10.0-3ubuntu0.1",
        "1.10.0-3ubuntu0.2",
        "1.10.0-3ubuntu0.2+esm1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libc-ares2",
            "binary_version": "1.10.0-3ubuntu0.2+esm2"
          }
        ],
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:Pro:16.04:LTS",
          "cves": [
            {
              "id": "CVE-2023-31130",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2023-32067",
              "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": "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": "medium"
                }
              ]
            }
          ]
        }
      }
    },
    {
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "c-ares",
        "purl": "pkg:deb/ubuntu/c-ares@1.14.0-1ubuntu0.2+esm1?arch=source&distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.14.0-1ubuntu0.2+esm1"
            }
          ]
        }
      ],
      "versions": [
        "1.13.0-2",
        "1.13.0-3",
        "1.14.0-1",
        "1.14.0-1ubuntu0.1",
        "1.14.0-1ubuntu0.2"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libc-ares2",
            "binary_version": "1.14.0-1ubuntu0.2+esm1"
          }
        ],
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:Pro:18.04:LTS",
          "cves": [
            {
              "id": "CVE-2023-31130",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            },
            {
              "id": "CVE-2023-32067",
              "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": "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": "medium"
                }
              ]
            }
          ]
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6164-2"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-31130"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-32067"
    }
  ]
}