Security advisory

{
  "id": "f49a47bd8bd1329f39785f39d958d70c3869339dbebb8a2cd82a3b037d0ec8df",
  "url": "https://osv.dev/vulnerability/CVE-2017-7453",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-7453",
    "summary": "The iwgif_record_pixel function in imagew-gif.c in libimageworsener.a in ImageWorsener 1.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted file.",
    "evidence": "osv:CVE-2017-7453",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2017-7453",
      "aliases": [
        "CVE-2017-7453"
      ],
      "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/jsummers/imageworsener",
              "type": "GIT",
              "events": [
                {
                  "introduced": "fbfb0d477fb459eaf2f8e0868b87be0739133bef"
                },
                {
                  "last_affected": "fbfb0d477fb459eaf2f8e0868b87be0739133bef"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:entropymine:imageworsener:1.3.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.3.0"
                      },
                      {
                        "last_affected": "1.3.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.3.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7453.json"
          }
        }
      ],
      "modified": "2026-10-20T10:49:30.479376373Z",
      "provider": "osv",
      "references": [
        "https://security.gentoo.org/glsa/201706-06",
        "https://github.com/jsummers/imageworsener/issues/9"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2017-7453",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 380497,
  "published_at": "2017-04-06T00:59:00.413+00:00"
}