Security advisory

{
  "id": "570c40af8fd00c3558bdc0a5163655ae9ed6b2edf075ba8890e22b101a3615cb",
  "url": "https://osv.dev/vulnerability/CVE-2022-22844",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2022-22844",
    "summary": "LibTIFF 4.3.0 has an out-of-bounds read in _TIFFmemcpy in tif_unix.c in certain situations involving a custom tag and 0x0200 as the second word of the DE field.",
    "evidence": "osv:CVE-2022-22844",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-22844",
      "aliases": [
        "CVE-2022-22844"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/libtiff/libtiff",
              "type": "GIT",
              "events": [
                {
                  "introduced": "d21dcc67d0d3f4686ee989a085ad2bea9c58259d"
                },
                {
                  "last_affected": "d21dcc67d0d3f4686ee989a085ad2bea9c58259d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:libtiff:libtiff:4.3.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.3.0"
                      },
                      {
                        "last_affected": "4.3.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "4.3.0",
            "v4.3.0rc1",
            "v4.3.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-22844.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.164076237Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/22xxx/CVE-2022-22844.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-22844",
        "https://security.gentoo.org/glsa/202210-10",
        "https://security.netapp.com/advisory/ntap-20220311-0002/",
        "https://www.debian.org/security/2022/dsa-5108",
        "https://gitlab.com/libtiff/libtiff/-/issues/355",
        "https://gitlab.com/libtiff/libtiff/-/merge_requests/287",
        "https://lists.debian.org/debian-lts-announce/2022/03/msg00001.html"
      ],
      "provider_metadata": {
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/22xxx/CVE-2022-22844.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-22844",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 494933,
  "published_at": "2022-01-08T00:00:00+00:00"
}