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CVE-2008-2136

Estado: ModificadaAlta (7.8)—

Fugas de memoria en la función ip6_rcv de net/ipv6/sit.c en el núcleo de Linux versiones anteriores a 2.6.25.3 permite a atacantes remotos provocar una denegación de servicio (consumo excesivo de memoria) a través de tráfico de red de una interfaz de túnel Simple Internet Transition (SIT), relacionado a las funciones pskb_may_pull y kfree_skb, y la gestión de una cuenta de referencia skb.

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 (3)

Canonical — Ubuntu LinuxDebian — Debian LinuxLinux — Linux Kernel

CWE

Referencias

JSON original (NVD)

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        "cvssData": {
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          "baseScore": 7.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
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      "affectedData": [
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          "product": "n/a",
          "versions": [
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              "version": "n/a"
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  "published": "2008-05-16T12:54:00.000",
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    },
    {
      "lang": "es",
      "value": "Fugas de memoria en la función ip6_rcv de net/ipv6/sit.c en el núcleo de Linux versiones anteriores a 2.6.25.3 permite a atacantes remotos provocar una denegación de servicio (consumo excesivo de memoria) a través de tráfico de red de una interfaz de túnel Simple Internet Transition (SIT), relacionado a las funciones pskb_may_pull y kfree_skb, y la gestión de una cuenta de referencia skb."
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  "lastModified": "2026-06-16T22:53:10.243",
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