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CVE-2017-16996

Estado: ModificadaAlta (7.8)—
Gravedad7.8Alta · CVSS 3.1
Probabilidad de explotación0.40 %mayor que el 33 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado

kernel/bpf/verifier.c en el kernel de Linux, en versiones anteriores a la 4.14.8, permite que los usuarios locales provoquen una denegación de servicio (corrupción de memoria) o, posiblemente, causen otros impactos no especificados aprovechando una mala gestión del truncamiento de registros.

CVSS

Puntuación base
7.8
Versión
3.1
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
0.40 %
Percentil entre todas las CVEs puntuadas
33
Fecha de la puntuación
21/10/2026

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)

Debian — Debian LinuxLinux — Linux Kernel

CWE

Referencias

Mostrar las 10 referencias

JSON original (NVD)

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{
  "id": "CVE-2017-16996",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 7.2,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "authentication": "NONE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
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        "acInsufInfo": false,
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        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
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          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@debian.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Linux kernel through 4.14.8",
          "versions": [
            {
              "status": "affected",
              "version": "Linux kernel through 4.14.8"
            }
          ]
        }
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    }
  ],
  "published": "2017-12-27T17:08:17.750",
  "references": [
    {
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0c17d1d2c61936401f4702e1846e2c19b200f958",
      "tags": [
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        "Patch",
        "Vendor Advisory"
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      "source": "security@debian.org"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2017/12/21/2",
      "tags": [
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        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "security@debian.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/102267",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
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      "source": "security@debian.org"
    },
    {
      "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1454",
      "tags": [
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      "source": "security@debian.org"
    },
    {
      "url": "https://github.com/torvalds/linux/commit/0c17d1d2c61936401f4702e1846e2c19b200f958",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/torvalds/linux/commit/0c17d1d2c61936401f4702e1846e2c19b200f958",
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        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging register truncation mishandling."
    },
    {
      "lang": "es",
      "value": "kernel/bpf/verifier.c en el kernel de Linux, en versiones anteriores a la 4.14.8, permite que los usuarios locales provoquen una denegación de servicio (corrupción de memoria) o, posiblemente, causen otros impactos no especificados aprovechando una mala gestión del truncamiento de registros."
    }
  ],
  "lastModified": "2026-06-17T01:10:14.243",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4FBC3D92-C940-441E-AF85-454AB6B8D4D2",
              "versionEndExcluding": "4.14.9",
              "versionStartIncluding": "4.14"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
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          "cpeMatch": [
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              "vulnerable": true,
              "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "security@debian.org"
}