Security advisory

{
  "id": "a38df8ae347438346abda67023579c10e0ff81796047594470d16363213ae018",
  "url": "https://osv.dev/vulnerability/CVE-2021-20205",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-20205",
    "summary": "Libjpeg-turbo versions 2.0.91 and 2.0.90 is vulnerable to a denial of service vulnerability caused by a divide by zero when processing a crafted GIF image.",
    "evidence": "osv:CVE-2021-20205",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-20205",
      "aliases": [
        "CVE-2021-20205"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/libjpeg-turbo/libjpeg-turbo",
              "type": "GIT",
              "events": [
                {
                  "introduced": "4e52b66f342a803d3b8099b79607e3158d3a241c"
                },
                {
                  "last_affected": "4e52b66f342a803d3b8099b79607e3158d3a241c"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:libjpeg-turbo:libjpeg-turbo:2.0.90:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.0.90"
                      },
                      {
                        "last_affected": "2.0.90"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.0.90"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-20205.json"
          }
        }
      ],
      "modified": "2026-10-24T10:31:06.782290547Z",
      "provider": "osv",
      "references": [
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QMLEY6HLVZAGXIOGGPPUAMRJUA6LB3FD/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TM3AHZEYGYFEDL6AW5RLEAJNVRWEJDFL/",
        "https://bugzilla.redhat.com/show_bug.cgi?id=1937385"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "34"
                  },
                  {
                    "last_affected": "34"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-20205",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 441054,
  "published_at": "2021-03-10T17:15:15.033+00:00"
}