{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "da74b3c91570b9716fbb424e90935806b2b29814"
            }
          ],
          "repo": "https://github.com/eclipse/wakaama",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "In Eclipse Wakaama (formerly liblwm2m) 1.0, core/er-coap-13/er-coap-13.c in lwm2mserver in the LWM2M server mishandles invalid options, leading to a memory leak. Processing of a single crafted packet leads to leaking (wasting) 24 bytes of memory. This can lead to termination of the LWM2M server after exhausting all available memory.",
  "id": "CVE-2019-9004",
  "modified": "2026-03-13T21:54:20.211400058Z",
  "published": "2019-02-22T15:29:00.737Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/eclipse/wakaama/issues/425"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}