Security advisory

{
  "id": "c58263f9aac59e623647152f23a00c6b471d7b836bd7f8cca03bc8d1e189e1c4",
  "url": "https://osv.dev/vulnerability/CVE-2021-46168",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-46168",
    "summary": "Spin v6.5.1 was discovered to contain an out-of-bounds write in lex() at spinlex.c.",
    "evidence": "osv:CVE-2021-46168",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-46168",
      "aliases": [
        "CVE-2021-46168"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/nimble-code/spin",
              "type": "GIT",
              "events": [
                {
                  "introduced": "7efa1523e3318618b70d42035bdc1ffeeb3007c7"
                },
                {
                  "last_affected": "7efa1523e3318618b70d42035bdc1ffeeb3007c7"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:spinroot:spin:6.5.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "6.5.1"
                      },
                      {
                        "last_affected": "6.5.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "6.5.1",
            "version-6.5.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-46168.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:13.951508774Z",
      "provider": "osv",
      "references": [
        "https://github.com/nimble-code/Spin/issues/56"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-46168",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384977,
  "published_at": "2022-01-14T21:15:08.457+00:00"
}