CVE-2011-3194

Estado: ModificadaAlta (9.3)—
Desbordamiento de buffer en el lector de TIFF de gui/image/qtiffhandler.cpp de Qt 4.7.4 permite a atacantes remotos provocar una denegación de servicio (caída) y posiblemente ejecutar código arbitrario a través de la etiqueta TIFFTAG_SAMPLESPERPIXEL de una imagen en escala de grises TIFF con múltiples muestras por pixel.
CVSS

Versión: 2.0
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Puntuación base: 9.3
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 6.95%
Percentil entre todas las CVEs puntuadas: 94
Fecha de la puntuación: 10/10/2026
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)

QT — QT
CWE

CWE-119
Referencias

JSON original (NVD)

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{
  "id": "CVE-2011-3194",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 9.3,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-06-16T00:55:04.733",
  "references": [
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-September/066209.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2011-10/msg00007.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2011-10/msg00008.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2011-1323.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2011-1328.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/46128",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/46140",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/46187",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/46371",
      "tags": [
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      "source": "secalert@redhat.com"
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    {
      "url": "http://secunia.com/advisories/46410",
      "tags": [
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      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/49383",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/49895",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-201206-02.xml",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2011/08/22/6",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2011/08/24/8",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.osvdb.org/75653",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/49724",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1504-1",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.novell.com/show_bug.cgi?id=637275",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69975",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://hermes.opensuse.org/messages/12056605",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://qt.gitorious.org/qt/qt/commit/cb6380beb81ab9571c547270c144988781fed465",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-September/066209.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2011-10/msg00007.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.opensuse.org/opensuse-updates/2011-10/msg00008.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2011-1323.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://rhn.redhat.com/errata/RHSA-2011-1328.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/46128",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/46140",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/46187",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/46371",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/46410",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/49383",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/49895",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://security.gentoo.org/glsa/glsa-201206-02.xml",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.openwall.com/lists/oss-security/2011/08/22/6",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://www.openwall.com/lists/oss-security/2011/08/24/8",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.osvdb.org/75653",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/49724",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1504-1",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.novell.com/show_bug.cgi?id=637275",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/69975",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://hermes.opensuse.org/messages/12056605",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://qt.gitorious.org/qt/qt/commit/cb6380beb81ab9571c547270c144988781fed465",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in the TIFF reader in gui/image/qtiffhandler.cpp in Qt 4.7.4 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the TIFFTAG_SAMPLESPERPIXEL tag in a greyscale TIFF image with multiple samples per pixel."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de buffer en el lector de TIFF de gui/image/qtiffhandler.cpp de Qt 4.7.4 permite a atacantes remotos provocar una denegación de servicio (caída) y posiblemente ejecutar código arbitrario a través de la etiqueta TIFFTAG_SAMPLESPERPIXEL de una imagen en escala de grises TIFF con múltiples muestras por pixel."
    }
  ],
  "lastModified": "2026-06-16T23:32:51.180",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:qt:qt:4.7.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "1A6196C5-BB95-447A-B610-4765AB702F96"
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          ],
          "operator": "OR"
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  "sourceIdentifier": "secalert@redhat.com"
}