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CVE-2011-4326

Estado: ModificadaAlta (7.1)—

The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device.

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)

Avaya — 96x1 IP Deskphone FirmwareLinux — Linux Kernel

CWE

Referencias

JSON original (NVD)

Mostrar
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
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          "confidentialityImpact": "NONE"
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  "published": "2012-05-17T11:00:33.837",
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          "value": "CWE-399"
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      "value": "The udp6_ufo_fragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload (UFO) configuration is enabled, allows remote attackers to cause a denial of service (system crash) by sending fragmented IPv6 UDP packets to a bridge device."
    },
    {
      "lang": "es",
      "value": "La función udp6_ufo_fragment en net/ipv6/udp.c en el kernel de Linux antes de v2.6.39, cuando la opción de \"UDP Fragmentation Offload\" (UFO) está activada, permite a atacantes remotos causar una denegación de servicio (caída del sistema) mediante el envío de paquetes IPv6 UDP a un dispositivo de puente."
    }
  ],
  "lastModified": "2026-06-16T23:34:46.843",
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