nvd-json-data-feeds/CVE-2021/CVE-2021-08xx/CVE-2021-0871.json

{
  "id": "CVE-2021-0871",
  "sourceIdentifier": "security@android.com",
  "published": "2022-09-13T20:15:08.940",
  "lastModified": "2024-11-21T05:43:11.787",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In PVRSRVBridgePMRPDumpSymbolicAddr of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-238921253"
    },
    {
      "lang": "es",
      "value": "En la funci\u00f3n PVRSRVBridgePMRPDumpSymbolicAddr del controlador del kernel PowerVR, una falta de comprobaci\u00f3n de tama\u00f1o significa que se presenta un posible desbordamiento de enteros que podr\u00eda permitir el acceso a la pila fuera de l\u00edmites. Esto podr\u00eda conllevar a una escalada local de privilegios sin ser necesarios privilegios de ejecuci\u00f3n adicionales. No es requerida una interacci\u00f3n del usuario para su explotaci\u00f3n. Producto: Android, Versiones: Android SoC, ID de Android: A-238921253"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-190"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:google:android:-:*:*:*:*:*:*:*",
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  ],
  "references": [
    {
      "url": "https://source.android.com/security/bulletin/2022-09-01",
      "source": "security@android.com",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://source.android.com/security/bulletin/2022-09-01",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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}