{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "high"
      },
      "package": {
        "ecosystem": "Debian:12",
        "name": "ircd-hybrid"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:7.2.2.dfsg.2-10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "high"
      },
      "package": {
        "ecosystem": "Debian:13",
        "name": "ircd-hybrid"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:7.2.2.dfsg.2-10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The try_parse_v4_netmask function in hostmask.c in IRCD-Hybrid before 8.0.6 does not properly validate masks, which allows remote attackers to cause a denial of service (crash) via a mask that causes a negative number to be parsed.",
  "id": "DEBIAN-CVE-2013-0238",
  "modified": "2026-09-01T19:48:42.192740106Z",
  "published": "2013-02-13T01:55:04.090Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2013-0238"
    }
  ],
  "upstream": [
    "CVE-2013-0238"
  ]
}