fkie_cve-2016-7094
Vulnerability from fkie_nvd
Published
2016-09-21 14:25
Modified
2025-04-12 10:46
Severity ?
Summary
Buffer overflow in Xen 4.7.x and earlier allows local x86 HVM guest OS administrators on guests running with shadow paging to cause a denial of service via a pagetable update.
References
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*",
"matchCriteriaId": "EDD98135-D38D-498A-8D11-15C41CA31DED",
"versionEndIncluding": "4.7.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Buffer overflow in Xen 4.7.x and earlier allows local x86 HVM guest OS administrators on guests running with shadow paging to cause a denial of service via a pagetable update."
},
{
"lang": "es",
"value": "Desbordamiento de b\u00fafer en Xen 4.7.x y versiones anteriores permite a administradores locales del SO invitado x86 HVM ejecutado con paginaci\u00f3n sombra provocar una denegaci\u00f3n de servicio a trav\u00e9s de una actualizaci\u00f3n de tabla de p\u00e1gina."
}
],
"id": "CVE-2016-7094",
"lastModified": "2025-04-12T10:46:40.837",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "LOCAL",
"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 1.5,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:M/Au:S/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 2.7,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV30": [
{
"cvssData": {
"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 4.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H",
"version": "3.0"
},
"exploitabilityScore": 0.5,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2016-09-21T14:25:25.160",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
],
"url": "http://support.citrix.com/article/CTX216071"
},
{
"source": "cve@mitre.org",
"url": "http://www.debian.org/security/2016/dsa-3663"
},
{
"source": "cve@mitre.org",
"url": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/92864"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securitytracker.com/id/1036753"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://xenbits.xen.org/xsa/advisory-187.html"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://xenbits.xen.org/xsa/xsa187-0001-x86-shadow-Avoid-overflowing-sh_ctxt-seg_reg.patch"
},
{
"source": "cve@mitre.org",
"url": "https://security.gentoo.org/glsa/201611-09"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "http://support.citrix.com/article/CTX216071"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2016/dsa-3663"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/92864"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securitytracker.com/id/1036753"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://xenbits.xen.org/xsa/advisory-187.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://xenbits.xen.org/xsa/xsa187-0001-x86-shadow-Avoid-overflowing-sh_ctxt-seg_reg.patch"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://security.gentoo.org/glsa/201611-09"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-119"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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