{
  "id": "CVE-2021-3582",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2022-03-25T19:15:09.127",
  "lastModified": "2022-10-05T18:26:02.783",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a \"PVRDMA_CMD_CREATE_MR\" command due to improper memory remapping (mremap). This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this vulnerability is to system availability."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un fallo en la implementaci\u00f3n de QEMU del dispositivo RDMA paravirtual de VMWare. El problema se produce mientras se maneja un comando \"PVRDMA_CMD_CREATE_MR\" debido a una reasignaci\u00f3n de memoria inapropiada (mremap). Este fallo permite a un hu\u00e9sped malicioso bloquear el proceso QEMU en el host. La mayor amenaza de esta vulnerabilidad es la disponibilidad del sistema"
    }
  ],
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        "type": "Primary",
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          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.0,
        "impactScore": 4.0
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          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    },
    {
      "source": "secalert@redhat.com",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
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    }
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  "references": [
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1966266",
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
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    },
    {
      "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html",
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}