{
  "id": "CVE-2020-27672",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-10-22T21:15:13.950",
  "lastModified": "2024-11-21T05:21:38.207",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a host OS denial of service, achieve data corruption, or possibly gain privileges by exploiting a race condition that leads to a use-after-free involving 2MiB and 1GiB superpages."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 un problema en Xen versiones hasta 4.14.x, permitiendo a usuarios del SO invitado x86 causar una denegaci\u00f3n de servicio del SO host, lograr una corrupci\u00f3n de datos o posiblemente alcanzar privilegios mediante la explotaci\u00f3n de una condici\u00f3n de carrera que conlleva a un uso de la memoria previamente liberada involucrando a superp\u00e1ginas de 2MiB y 1GiB"
    }
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          "baseScore": 7.0,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
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        "obtainAllPrivilege": false,
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