Security advisory

{
  "id": "eabd5006951495964aabe1f21e0dacf8dc035c2b85b0e5a49232af41e0f6e80e",
  "url": "https://osv.dev/vulnerability/CVE-2018-16982",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2018-16982",
    "summary": "Open Chinese Convert (OpenCC) 1.0.5 allows attackers to cause a denial of service (segmentation fault) because BinaryDict::NewFromFile in BinaryDict.cpp may have out-of-bounds keyOffset and valueOffset values via a crafted .ocd file.",
    "evidence": "osv:CVE-2018-16982",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2018-16982",
      "aliases": [
        "CVE-2018-16982",
        "GHSA-9qh2-6fxg-9m4g"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/byvoid/opencc",
              "type": "GIT",
              "events": [
                {
                  "introduced": "7fdaa43f1c548cc53ab9c7b59a697851060f4f46"
                },
                {
                  "last_affected": "7fdaa43f1c548cc53ab9c7b59a697851060f4f46"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:byvoid:open_chinese_convert:1.0.5:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.0.5"
                      },
                      {
                        "last_affected": "1.0.5"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.0.5",
            "ver.1.0.5"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-16982.json"
          }
        }
      ],
      "modified": "2026-10-20T10:50:06.559030612Z",
      "provider": "osv",
      "references": [
        "https://github.com/BYVoid/OpenCC/issues/303"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2018-16982",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 381286,
  "published_at": "2018-09-13T02:29:00.237+00:00"
}