Security advisory

{
  "id": "a385ef54405c6c58f6fdf0b7843210712d65a6652cf1eec6ac73590cfc39d8dd",
  "url": "https://osv.dev/vulnerability/CVE-2021-3443",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-3443",
    "summary": "A NULL pointer dereference flaw was found in the way Jasper versions before 2.0.27 handled component references in the JP2 image format decoder. A specially crafted JP2 image file could cause an application using the Jasper library to crash when opened.",
    "evidence": "osv:CVE-2021-3443",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-3443",
      "aliases": [
        "CVE-2021-3443"
      ],
      "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": "0"
                },
                {
                  "fixed": "10322667205fa9c198ca26f7ace197ed00846f83"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:jasper_project:jasper:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "2.0.27"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "version-2.0.26",
            "version-2.0.25",
            "version-2.0.24",
            "version-2.0.23",
            "version-2.0.22-rc1",
            "version-2.0.22",
            "version-2.0.21-rc1",
            "version-2.0.21",
            "version-2.0.20",
            "version-2.0.19",
            "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",
            "version-2.0.0-beta.2",
            "version-2.0.0-beta.1",
            "version-1.900.31",
            "version-1.900.30",
            "version-1.900.29",
            "version-1.900.28",
            "version-1.900.27",
            "version-1.900.26",
            "version-1.900.25",
            "version-1.900.24",
            "version-1.900.23",
            "version-1.900.22",
            "version-1.900.21",
            "version-1.900.20",
            "version-1.900.19",
            "mdadams-clang-issue",
            "version-1.900.18",
            "version-1.900.17",
            "version-1.900.16",
            "version-1.900.15",
            "version-1.900.14",
            "version-1.900.13",
            "version-1.900.12",
            "version-1.900.11",
            "version-1.900.10",
            "version-1.900.9",
            "version-1.900.8",
            "version-1.900.7",
            "version-1.900.6",
            "version-1.900.5",
            "version-1.900.4",
            "version-1.900.3",
            "version-1.900.2",
            "version-1.900.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-3443.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:59.430407691Z",
      "provider": "osv",
      "references": [
        "https://bugzilla.redhat.com/show_bug.cgi?id=1939233"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"
            ],
            "vendor_product": "fedoraproject:fedora",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "33"
                  },
                  {
                    "last_affected": "33"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
              "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:enterprise_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "6.0"
                  },
                  {
                    "last_affected": "6.0"
                  },
                  {
                    "introduced": "7.0"
                  },
                  {
                    "last_affected": "7.0"
                  },
                  {
                    "introduced": "8.0"
                  },
                  {
                    "last_affected": "8.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2021-3443",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 439308,
  "published_at": "2021-03-25T19:15:14.627+00:00"
}