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tiff — security advisory

Type: advisorySources: OSVAdvisory ID: DEBIAN-CVE-2020-35524

A heap-based buffer overflow flaw was found in libtiff in the handling of TIFF images in libtiff's TIFF2PDF tool. A specially crafted TIFF file can lead to arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Products
tiff
Affected versions
Not specified
Fixed versions
4.1.0+git201212-1
CVEs
CVE-2020-35524
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 13:51 UTC · Revision 1

Source evidence

DEBIAN-CVE-2020-35524

core-osv · Original source

Published 9 Mar 2021, 20:15 UTC

A heap-based buffer overflow flaw was found in libtiff in the handling of TIFF images in libtiff's TIFF2PDF tool. A specially crafted TIFF file can lead to arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

osv:DEBIAN-CVE-2020-35524

tiff

Fixed versions: 4.1.0+git201212-1

tiff

Fixed versions: 4.1.0+git201212-1

tiff

Fixed versions: 4.1.0+git201212-1

Complete source record
{
  "id": "03efe6d2175625e5e470d9eb3451c77b09b21f62d060b3a08f2a9a3ec096b364",
  "url": "https://osv.dev/vulnerability/DEBIAN-CVE-2020-35524",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DEBIAN-CVE-2020-35524",
    "summary": "A heap-based buffer overflow flaw was found in libtiff in the handling of TIFF images in libtiff's TIFF2PDF tool. A specially crafted TIFF file can lead to arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.",
    "evidence": "osv:DEBIAN-CVE-2020-35524",
    "products": [
      {
        "name": {
          "value": "tiff",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.1.0+git201212-1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "tiff",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.1.0+git201212-1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "tiff",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.1.0+git201212-1",
            "evidence": "/affected/2/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "DEBIAN-CVE-2020-35524",
      "aliases": [
        "DEBIAN-CVE-2020-35524"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.1.0+git201212-1"
                }
              ]
            }
          ],
          "package": {
            "name": "tiff",
            "purl": "pkg:deb/debian/tiff?arch=source&distro=bookworm",
            "ecosystem": "Debian:12"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-35524.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.1.0+git201212-1"
                }
              ]
            }
          ],
          "package": {
            "name": "tiff",
            "purl": "pkg:deb/debian/tiff?arch=source&distro=trixie",
            "ecosystem": "Debian:13"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-35524.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.1.0+git201212-1"
                }
              ]
            }
          ],
          "package": {
            "name": "tiff",
            "purl": "pkg:deb/debian/tiff?arch=source&distro=forky",
            "ecosystem": "Debian:14"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-35524.json"
          },
          "ecosystem_specific": {
            "urgency": "not yet assigned"
          }
        }
      ],
      "modified": "2026-10-26T12:02:44.406365443Z",
      "provider": "osv",
      "upstream": [
        "CVE-2020-35524"
      ],
      "references": [
        "https://security-tracker.debian.org/tracker/CVE-2020-35524"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2020-35524",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 452908,
  "published_at": "2021-03-09T20:15:13.04+00:00"
}