Security advisory

{
  "id": "cbd8fe9084e05de5f25acc8bc95d0b1a783e1a17b774c24ce7549c24f3e9207d",
  "url": "https://osv.dev/vulnerability/CVE-2019-6502",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2019-6502",
    "summary": "sc_context_create in ctx.c in libopensc in OpenSC 0.19.0 has a memory leak, as demonstrated by a call from eidenv.",
    "evidence": "osv:CVE-2019-6502",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2019-6502",
      "aliases": [
        "CVE-2019-6502"
      ],
      "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/opensc/opensc",
              "type": "GIT",
              "events": [
                {
                  "introduced": "f1691fc91fc113191c3a8aaf5facd6983334ec47"
                },
                {
                  "last_affected": "f1691fc91fc113191c3a8aaf5facd6983334ec47"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:opensc_project:opensc:0.19.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.19.0"
                      },
                      {
                        "last_affected": "0.19.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.19.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-6502.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:44.950200894Z",
      "provider": "osv",
      "references": [
        "https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html",
        "https://github.com/OpenSC/OpenSC/issues/1586"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2019-6502",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 383775,
  "published_at": "2019-01-22T08:29:00.2+00:00"
}