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CVE-2022-3165

Estado: ModificadaMedia (6.5)—

An integer underflow issue was found in the QEMU VNC server while processing ClientCutText messages in the extended format. A malicious client could use this flaw to make QEMU unresponsive by sending a specially crafted payload message, resulting in a denial of service.

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)

Fedoraproject — FedoraQemu — Qemu

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2022-3165",
  "cveTags": [],
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          "options": [
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              "exploitation": "none"
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              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2025-05-14T20:11:42.481034Z"
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          "userInteraction": "NONE",
          "attackComplexity": "LOW",
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          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
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  "vulnStatus": "Modified",
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      "description": [
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          "value": "CWE-191"
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  "descriptions": [
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      "lang": "en",
      "value": "An integer underflow issue was found in the QEMU VNC server while processing ClientCutText messages in the extended format. A malicious client could use this flaw to make QEMU unresponsive by sending a specially crafted payload message, resulting in a denial of service."
    },
    {
      "lang": "es",
      "value": "Se ha encontrado un problema de desbordamiento de enteros en el servidor VNC de QEMU mientras son procesados mensajes ClientCutText en el formato extendido. Un cliente malicioso podría usar este fallo para hacer que QEMU no responda mediante el envío de un mensaje de carga útil especialmente diseñado, resultando en una denegación de servicio"
    }
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  "lastModified": "2026-06-17T04:58:59.417",
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