{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2CA070CC-24AA-4C01-9F0F-95510AAD1FEF",
              "versionEndExcluding": "7.1.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:7.1.0:-:*:*:*:*:*:*",
              "matchCriteriaId": "0B7A9793-EF05-47C7-AD2B-608427BA997D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:7.1.0:rc0:*:*:*:*:*:*",
              "matchCriteriaId": "AF2A5D26-797F-4F48-B155-1369E5383A49",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:7.1.0:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "4CAFFA33-3500-4F26-BAA8-5E7361FAB5CC",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:7.1.0:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "B01B61C5-2FF3-414E-BFC0-C6629703109E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:7.1.0:rc3:*:*:*:*:*:*",
              "matchCriteriaId": "3FF10817-AE56-41F7-B9C6-EE1E77137858",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:7.1.0:rc4:*:*:*:*:*:*",
              "matchCriteriaId": "E44179B6-664C-40AD-865F-7BB2FAD64C39",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An off-by-one read/write issue was found in the SDHCI device of QEMU. It occurs when reading/writing the Buffer Data Port Register in sdhci_read_dataport and sdhci_write_dataport, respectively, if data_count == block_size. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 un problema de lectura/escritura de uno en uno en el dispositivo SDHCI de QEMU. Ocurre al leer/escribir el registro del Puerto de Datos del B\u00fafer en sdhci_read_dataport y sdhci_write_dataport, respectivamente, si data_count == block_size. Un invitado malintencionado podr\u00eda utilizar esta falla para bloquear el proceso QEMU en el host, lo que resultar\u00eda en una condici\u00f3n de denegaci\u00f3n de servicio."
    }
  ],
  "id": "CVE-2022-3872",
  "lastModified": "2025-05-05T21:15:46.473",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.6,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 4.0,
        "source": "nvd@nist.gov",
        "type": "Primary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.6,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 4.0,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2022-11-07T21:15:09.610",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://lists.nongnu.org/archive/html/qemu-devel/2022-11/msg01068.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.netapp.com/advisory/ntap-20221215-0005/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://lists.nongnu.org/archive/html/qemu-devel/2022-11/msg01068.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.netapp.com/advisory/ntap-20221215-0005/"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-193"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Primary"
    }
  ]
}