2024-04-04 08:46:00 +00:00

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{
"id": "CVE-2011-3131",
"sourceIdentifier": "cve@mitre.org",
"published": "2012-12-13T11:53:33.350",
"lastModified": "2012-12-13T11:53:33.350",
"vulnStatus": "Analyzed",
"descriptions": [
{
"lang": "en",
"value": "Xen 4.1.1 and earlier allows local guest OS kernels with control of a PCI[E] device to cause a denial of service (CPU consumption and host hang) via many crafted DMA requests that are denied by the IOMMU, which triggers a livelock."
},
{
"lang": "es",
"value": "Xen v4.1.1 y anteriores permite causar una denegaci\u00f3n de servicio (consumo de CPU y bloqueo de Xen) a los kernels de sistemas operativos huesped que controlan dispositivos PCI[E] a trav\u00e9s de muchas peticiones DMA modificadas que son denegadas por la IOMMU, lo que desencadena un bloqueo activo."
}
],
"metrics": {
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:C",
"accessVector": "LOCAL",
"accessComplexity": "LOW",
"authentication": "SINGLE",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 4.6
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 3.1,
"impactScore": 6.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-399"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*",
"versionEndIncluding": "4.1.1",
"matchCriteriaId": "FC4F2A7E-FB80-40F0-9535-10A10C6B2836"
}
]
}
]
}
],
"references": [
{
"url": "http://old-list-archives.xen.org/archives/html/xen-devel/2011-06/msg01106.html",
"source": "cve@mitre.org"
},
{
"url": "http://old-list-archives.xen.org/archives/html/xen-devel/2011-08/msg00450.html",
"source": "cve@mitre.org"
},
{
"url": "http://secunia.com/advisories/45622",
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
]
},
{
"url": "http://secunia.com/advisories/51468",
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
]
},
{
"url": "http://www.debian.org/security/2012/dsa-2582",
"source": "cve@mitre.org"
},
{
"url": "http://www.securityfocus.com/bid/49146",
"source": "cve@mitre.org"
},
{
"url": "http://xenbits.xen.org/hg/staging/xen-4.1-testing.hg/rev/84e3706df07a",
"source": "cve@mitre.org",
"tags": [
"Exploit"
]
}
]
}