{
  "id": "CVE-2021-4128",
  "sourceIdentifier": "security@mozilla.org",
  "published": "2022-12-22T20:15:11.937",
  "lastModified": "2024-11-21T06:36:57.697",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "When transitioning in and out of fullscreen mode, a graphics object was not correctly protected; resulting in memory corruption and a potentially exploitable crash.<br>*This bug only affects Firefox on MacOS. Other operating systems are unaffected.*. This vulnerability affects Firefox < 95."
    },
    {
      "lang": "es",
      "value": "Al entrar y salir del modo de pantalla completa, un objeto gr\u00e1fico no estaba protegido correctamente; lo que resulta en da\u00f1os en la memoria y un bloqueo potencialmente explotable.<br>*Este error solo afecta a Firefox en MacOS. Otros sistemas operativos no se ven afectados.*. Esta vulnerabilidad afecta a Firefox &lt; 95."
    }
  ],
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          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
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        "exploitabilityScore": 2.8,
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      "type": "Primary",
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  "references": [
    {
      "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1735852",
      "source": "security@mozilla.org",
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