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CVE-2019-15879

Estado: ModificadaAlta (7.4)—

In FreeBSD 12.1-STABLE before r356908, 12.1-RELEASE before p5, 11.3-STABLE before r356908, and 11.3-RELEASE before p9, a race condition in the cryptodev module permitted a data structure in the kernel to be used after it was freed, allowing an unprivileged process can overwrite arbitrary kernel memory.

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 (1)

CWE

Referencias

JSON original (NVD)

Mostrar
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  "id": "CVE-2019-15879",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
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        "impactScore": 4.9,
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "HIGH",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
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        "impactScore": 5.2,
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  "affected": [
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      "source": "secteam@freebsd.org",
      "affectedData": [
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          "vendor": "n/a",
          "product": "FreeBSD",
          "versions": [
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              "status": "affected",
              "version": "FreeBSD 12.1-RELEASE before p5, and 11.3-RELEASE before p9"
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  "published": "2020-05-13T16:15:12.717",
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    {
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-20:15.cryptodev.asc",
      "tags": [
        "Vendor Advisory"
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      "source": "secteam@freebsd.org"
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    {
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      "source": "secteam@freebsd.org"
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    {
      "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-20:15.cryptodev.asc",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-362"
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        {
          "lang": "en",
          "value": "CWE-772"
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      "value": "In FreeBSD 12.1-STABLE before r356908, 12.1-RELEASE before p5, 11.3-STABLE before r356908, and 11.3-RELEASE before p9, a race condition in the cryptodev module permitted a data structure in the kernel to be used after it was freed, allowing an unprivileged process can overwrite arbitrary kernel memory."
    },
    {
      "lang": "es",
      "value": "En FreeBSD versiones 12.1-STABLE anteriores a r352509, versiones 11.3-STABLE anteriores a r352509 y versiones 11.3-RELEASE anteriores a p9, una condición de carrera en el módulo cryptodev permitía utilizar una estructura de datos en el kernel después de liberarla, permitiendo a un proceso no privilegiado poder sobrescribir la memoria del kernel arbitrariamente."
    }
  ],
  "lastModified": "2026-06-17T02:21:15.820",
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