ubuntu-cve-2024-42643
Vulnerability from osv_ubuntu
Published
2024-10-22 22:15
Modified
2026-05-20 15:11
Summary
Details

Integer Overflow in fast_ping.c in SmartDNS Release46 allows remote attackers to cause a Denial of Service via misaligned memory access.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "smartdns",
            "binary_version": "45+dfsg-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:24.04:LTS",
        "name": "smartdns",
        "purl": "pkg:deb/ubuntu/smartdns@45+dfsg-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/noble"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "45+dfsg-1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "42+dfsg-1",
        "43+dfsg-1",
        "45+dfsg-1",
        "45+dfsg-1build1",
        "45+dfsg-1build2"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "smartdns",
            "binary_version": "46.1+dfsg-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:25.10",
        "name": "smartdns",
        "purl": "pkg:deb/ubuntu/smartdns@46.1+dfsg-1?arch=source\u0026distro=questing"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "46+dfsg-1ubuntu1",
        "46.1+dfsg-1"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "smartdns",
            "binary_version": "46.1+dfsg-1build1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:26.04:LTS",
        "name": "smartdns",
        "purl": "pkg:deb/ubuntu/smartdns@46.1+dfsg-1build1?arch=source\u0026distro=resolute"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "46.1+dfsg-1",
        "46.1+dfsg-1build1"
      ]
    }
  ],
  "aliases": [],
  "details": "Integer Overflow in fast_ping.c in SmartDNS Release46 allows remote attackers to cause a Denial of Service via misaligned memory access.",
  "id": "UBUNTU-CVE-2024-42643",
  "modified": "2026-05-20T15:11:32Z",
  "published": "2024-10-22T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2024-42643"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2024-42643"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-7370-1"
    }
  ],
  "related": [
    "USN-7370-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2024-42643"
  ]
}



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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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