{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "low"
      },
      "package": {
        "ecosystem": "Debian:11",
        "name": "isc-dhcp"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.2.4-6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "low"
      },
      "package": {
        "ecosystem": "Debian:12",
        "name": "isc-dhcp"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.2.4-6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "low"
      },
      "package": {
        "ecosystem": "Debian:13",
        "name": "isc-dhcp"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.2.4-6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "libdns in ISC DHCP 4.2.x before 4.2.5-P1 allows remote name servers to cause a denial of service (memory consumption) via vectors involving a regular expression, as demonstrated by a memory-exhaustion attack against a machine running a dhcpd process, a related issue to CVE-2013-2266.",
  "id": "DEBIAN-CVE-2013-2494",
  "modified": "2026-04-28T19:51:15.332856466Z",
  "published": "2013-03-28T16:55:01.060Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2013-2494"
    }
  ],
  "upstream": [
    "CVE-2013-2494"
  ]
}