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CVE-2022-32166

Estado: ModificadaMedia (6.1)—

In ovs versions v0.90.0 through v2.5.0 are vulnerable to heap buffer over-read in flow.c. An unsafe comparison of “minimasks” function could lead access to an unmapped region of memory. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Cloudbase — Open VswitchDebian — Debian Linux

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2022-32166",
  "cveTags": [],
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          "id": "CVE-2022-32166",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
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          "version": "2.0.3",
          "timestamp": "2025-05-21T14:13:38.295837Z"
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          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
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        "impactScore": 4.2,
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  "affected": [
    {
      "source": "vulnerabilitylab@mend.io",
      "affectedData": [
        {
          "vendor": "ovs",
          "product": "ovs",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Secondary",
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      "description": [
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          "lang": "en",
          "value": "CWE-125"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In ovs versions v0.90.0 through v2.5.0 are vulnerable to heap buffer over-read in flow.c. An unsafe comparison of “minimasks” function could lead access to an unmapped region of memory. This vulnerability is capable of crashing the software, memory modification, and possible remote execution."
    },
    {
      "lang": "es",
      "value": "ovs versiones v0.90.0 hasta v2.5.0, son vulnerables a una lectura excesiva del buffer de la pila en el archivo flow.c. Una comparación no segura de la función \"minimasks\" podría conllevar a un acceso a una región de memoria no mapeada. Esta vulnerabilidad es capaz de bloquear el software, modificar la memoria y una posible ejecución remota"
    }
  ],
  "lastModified": "2026-06-17T04:46:47.413",
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