Security advisory

{
  "id": "94c32b44ce7a09a112dab9d9e578a6161aa89b4bc0956f9fad149823a0e5a85d",
  "url": "https://osv.dev/vulnerability/CVE-2019-6138",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-6138",
    "summary": "An issue has been found in libIEC61850 v1.3.1. Memory_malloc and Memory_calloc in hal/memory/lib_memory.c have memory leaks when called from mms/iso_mms/common/mms_value.c, server/mms_mapping/mms_mapping.c, and server/mms_mapping/mms_sv.c (via common/string_utilities.c), as demonstrated by iec61850_9_2_LE_example.c.",
    "evidence": "osv:CVE-2019-6138",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2019-6138",
      "aliases": [
        "CVE-2019-6138"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/mz-automation/libiec61850",
              "type": "GIT",
              "events": [
                {
                  "introduced": "edc093e810f375bc1de04511592c09e01fb76e82"
                },
                {
                  "last_affected": "edc093e810f375bc1de04511592c09e01fb76e82"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:mz-automation:libiec61850:1.3.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.3.1"
                      },
                      {
                        "last_affected": "1.3.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.3.1",
            "v1.3.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-6138.json"
          }
        }
      ],
      "modified": "2026-10-20T10:51:40.440663726Z",
      "provider": "osv",
      "references": [
        "https://github.com/mz-automation/libiec61850/issues/103"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-6138",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 382744,
  "published_at": "2019-01-11T17:29:00.43+00:00"
}