Security advisory

{
  "id": "8b09700431982ec999cb7f35ff65c7140346ff4cd5a64fca2f835b3a09f6c01b",
  "url": "https://osv.dev/vulnerability/CVE-2021-27845",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-27845",
    "summary": "A Divide-by-zero vulnerability exists in JasPer Image Coding Toolkit 2.0 in jasper/src/libjasper/jpc/jpc_enc.c",
    "evidence": "osv:CVE-2021-27845",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-27845",
      "aliases": [
        "CVE-2021-27845"
      ],
      "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/jasper-software/jasper",
              "type": "GIT",
              "events": [
                {
                  "introduced": "58b2bc12f377e64fca99ea7f3517d7fff1c39ac9"
                },
                {
                  "fixed": "50bd3ad7292d24ba14e8b3f9df35bf81eca2b1b1"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jasper_project:jasper:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.0"
                      },
                      {
                        "fixed": "2.0.17"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "version-2.0.16",
            "version-2.0.15",
            "version-2.0.14",
            "version-2.0.13",
            "version-2.0.12",
            "version-2.0.11",
            "version-2.0.10",
            "version-2.0.9",
            "version-2.0.8",
            "version-2.0.7",
            "version-2.0.6",
            "version-2.0.5",
            "version-2.0.4",
            "version-2.0.3",
            "version-2.0.2",
            "version-2.0.1",
            "version-2.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-27845.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:35.450593072Z",
      "provider": "osv",
      "references": [
        "https://github.com/jasper-software/jasper/issues/194"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-27845",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385679,
  "published_at": "2021-07-15T16:15:09.457+00:00"
}