GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2022-2521 (GCVE-0-2022-2521)

Vulnerability from cvelistv5 – Published: 2022-08-31 00:00 – Updated: 2024-08-03 00:39
VLAI
Summary
It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tif_close.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input.
Severity
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE
Assigner
References
Impacted products
Vendor Product Version CPE status
n/a libtiff Affected: libtiff 4.4.0rc1
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T00:39:08.062Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gitlab.com/libtiff/libtiff/-/issues/422"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/378"
          },
          {
            "name": "DSA-5333",
            "tags": [
              "vendor-advisory",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5333"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "libtiff",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "libtiff 4.4.0rc1"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tif_close.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-763",
              "description": "CWE-763",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-01-30T00:00:00.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "url": "https://gitlab.com/libtiff/libtiff/-/issues/422"
        },
        {
          "url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/378"
        },
        {
          "name": "DSA-5333",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.debian.org/security/2023/dsa-5333"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2022-2521",
    "datePublished": "2022-08-31T00:00:00.000Z",
    "dateReserved": "2022-07-22T00:00:00.000Z",
    "dateUpdated": "2024-08-03T00:39:08.062Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2022-2521",
      "date": "2026-09-19",
      "epss": "0.01255",
      "percentile": "0.68173"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:libtiff:libtiff:4.4.0:rc1:*:*:*:*:*:*",
                  "matchCriteriaId": "CF4BDE4E-F79D-4B71-9B92-3842B30CE8DB",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tif_close.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input."
        },
        {
          "lang": "es",
          "value": "Se ha encontrado en libtiff versi\u00f3n 4.4.0rc1. que se presenta una operaci\u00f3n de liberaci\u00f3n de puntero no v\u00e1lida en la funci\u00f3n TIFFClose() en el archivo tif_close.c:131 llamada por tiffcrop.c:2522 que puede causar un fallo del programa y una denegaci\u00f3n de servicio mientras es procesada un entrada dise\u00f1ada"
        }
      ],
      "id": "CVE-2022-2521",
      "lastModified": "2024-11-21T07:01:10.823",
      "metrics": {
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 2.8,
            "impactScore": 3.6,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2022-08-31T16:15:11.170",
      "references": [
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Exploit",
            "Issue Tracking",
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://gitlab.com/libtiff/libtiff/-/issues/422"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Exploit",
            "Issue Tracking",
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/378"
        },
        {
          "source": "secalert@redhat.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://www.debian.org/security/2023/dsa-5333"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Exploit",
            "Issue Tracking",
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://gitlab.com/libtiff/libtiff/-/issues/422"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Exploit",
            "Issue Tracking",
            "Patch",
            "Third Party Advisory"
          ],
          "url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/378"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://www.debian.org/security/2023/dsa-5333"
        }
      ],
      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-763"
            }
          ],
          "source": "secalert@redhat.com",
          "type": "Primary"
        },
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-763"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Secondary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "libtiff",
                "vendor": "n/a",
                "versions": [
                  {
                    "status": "affected",
                    "version": "libtiff 4.4.0rc1"
                  }
                ]
              }
            ],
            "source": "secalert@redhat.com"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:libtiff:libtiff:4.4.0:rc1:*:*:*:*:*:*",
                    "matchCriteriaId": "CF4BDE4E-F79D-4B71-9B92-3842B30CE8DB",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tif_close.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input."
          },
          {
            "lang": "es",
            "value": "Se ha encontrado en libtiff versi\u00f3n 4.4.0rc1. que se presenta una operaci\u00f3n de liberaci\u00f3n de puntero no v\u00e1lida en la funci\u00f3n TIFFClose() en el archivo tif_close.c:131 llamada por tiffcrop.c:2522 que puede causar un fallo del programa y una denegaci\u00f3n de servicio mientras es procesada un entrada dise\u00f1ada"
          }
        ],
        "id": "CVE-2022-2521",
        "lastModified": "2026-06-17T04:42:03.227",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2022-08-31T16:15:11.170",
        "references": [
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://gitlab.com/libtiff/libtiff/-/issues/422"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/378"
          },
          {
            "source": "secalert@redhat.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5333"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://gitlab.com/libtiff/libtiff/-/issues/422"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Exploit",
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/378"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2023/dsa-5333"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-763"
              }
            ],
            "source": "secalert@redhat.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-763"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Low",
      "current_release_date": "2025-11-21T15:36:56+00:00",
      "cve": "CVE-2022-2521",
      "id": "CVE-2022-2521",
      "initial_release_date": "2022-05-22T00:00:00+00:00",
      "product_status:fixed": "120",
      "product_status:known_affected": "13",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "libtiff: Invalid pointer free operation in TIFFClose() at tif_close.c",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-2521.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-08-31T01:50:36Z",
      "cve": "CVE-2022-2521",
      "id": "CVE-2022-2521",
      "initial_release_date": "2023-02-15T03:32:40Z",
      "product_status:known_affected": "395",
      "product_status:known_not_affected": "1",
      "product_status:recommended": "262",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2022-2521",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-2521.json",
      "version": "51"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.