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CVE-2022-3266

Estado: ModificadaMedia (5.5)—

An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

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 (3)

Mozilla — FirefoxMozilla — Firefox ESRMozilla — Thunderbird

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2022-3266",
  "cveTags": [],
  "metrics": {
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          "role": "CISA Coordinator",
          "options": [
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              "exploitation": "poc"
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              "automatable": "no"
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          "version": "2.0.3",
          "timestamp": "2025-04-15T15:57:13.321294Z"
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          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
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          "privilegesRequired": "NONE",
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  "published": "2022-12-22T20:15:38.500",
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  "vulnStatus": "Modified",
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      "value": "An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105."
    },
    {
      "lang": "es",
      "value": "Puede ocurrir una lectura fuera de los límites al decodificar video H264. Esto da como resultado un bloqueo potencialmente explotable. Esta vulnerabilidad afecta a Firefox ESR &lt; 102.3, Thunderbird &lt; 102.3 y Firefox &lt; 105."
    }
  ],
  "lastModified": "2026-06-17T04:59:11.303",
  "configurations": [
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