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CVE-2025-8534

Estado: AnalizadaBaja (1.1)—

A vulnerability classified as problematic was found in libtiff 4.6.0. This vulnerability affects the function PS_Lvl2page of the file tools/tiff2ps.c of the component tiff2ps. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The name of the patch is 6ba36f159fd396ad11bf6b7874554197736ecc8b. It is recommended to apply a patch to fix this issue. One of the maintainers explains, that "[t]his error only occurs if DEFER_STRILE_LOAD (defer-strile-load:BOOL=ON) or TIFFOpen( .. "rD") option is used."

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Libtiff — Libtiff

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-8534",
  "cveTags": [],
  "metrics": {
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        "ssvcData": {
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          "role": "CISA Coordinator",
          "options": [
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          "exploitMaturity": "PROOF_OF_CONCEPT",
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          "subIntegrityImpact": "NONE",
          "vulnIntegrityImpact": "NONE",
          "integrityRequirement": "NOT_DEFINED",
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          "modifiedAttackComplexity": "NOT_DEFINED",
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          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "vulnerabilityResponseEffort": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
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      "affectedData": [
        {
          "vendor": "n/a",
          "modules": [
            "tiff2ps"
          ],
          "product": "libtiff",
          "versions": [
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              "version": "4.6.0"
            }
          ]
        }
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  ],
  "published": "2025-08-05T00:15:56.880",
  "references": [
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        "VDB Entry"
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      "tags": [
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        "VDB Entry"
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      "source": "cna@vuldb.com"
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      "tags": [
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      "source": "cna@vuldb.com"
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      "tags": [
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      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
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  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "cna@vuldb.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-404"
        },
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability classified as problematic was found in libtiff 4.6.0. This vulnerability affects the function PS_Lvl2page of the file tools/tiff2ps.c of the component tiff2ps. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The name of the patch is 6ba36f159fd396ad11bf6b7874554197736ecc8b. It is recommended to apply a patch to fix this issue. One of the maintainers explains, that \"[t]his error only occurs if DEFER_STRILE_LOAD (defer-strile-load:BOOL=ON) or TIFFOpen( .. \"rD\") option is used.\""
    },
    {
      "lang": "es",
      "value": "Se encontró una vulnerabilidad clasificada como problemática en libtiff 4.6.0. Esta vulnerabilidad afecta a la función PS_Lvl2page del archivo tools/tiff2ps.c del componente tiff2ps. La manipulación provoca la desreferencia de puntero nulo. Es posible lanzar el ataque contra el host local. Es un ataque de complejidad bastante alta. Parece difícil de explotar. Se ha hecho público el exploit y puede que sea utilizado. El parche se llama 6ba36f159fd396ad11bf6b7874554197736ecc8b. Se recomienda aplicar un parche para solucionar este problema. Uno de los fabricantes explica que «este error solo ocurre si se utiliza la opción DEFER_STRILE_LOAD (defer-strile-load:BOOL=ON) o TIFFOpen( .. \"rD\")»."
    }
  ],
  "lastModified": "2026-06-17T10:07:10.343",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:libtiff:libtiff:4.6.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "48D81E43-464C-483A-8041-9B047CE7054A"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "cna@vuldb.com"
}