{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "2.7.2"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "43fa4857cce8af6b6ec3c8e3b0cbf99444948f76"
            }
          ],
          "repo": "https://github.com/open5gs/open5gs",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "A missing length check in `ogs_pfcp_subnet_add` function from PFCP library, used by both smf and upf in open5gs 2.7.2 and earlier, allows a local attacker to cause a Buffer Overflow by changing the `session.dnn` field with a value with length greater than 101.",
  "id": "CVE-2025-44952",
  "modified": "2026-03-10T21:53:17.817879353Z",
  "published": "2025-06-18T16:15:27.520Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://gist.github.com/scemodicecosa/8643fbfc9490f40e955e9f9e9b0d9077"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/open5gs/open5gs/issues/3775"
    },
    {
      "type": "EVIDENCE",
      "url": "https://gist.github.com/scmdcs/8643fbfc9490f40e955e9f9e9b0d9077"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}