FKIE_CVE-2015-7812
Vulnerability from fkie_nvd - Published: 2015-11-17 15:59 - Updated: 2025-04-12 10:46
Severity ?
Summary
The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface.
References
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*",
"matchCriteriaId": "1044792C-D544-457C-9391-4F3B5BAB978D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:xen:xen:4.4.1:-:*:*:*:*:*:*",
"matchCriteriaId": "A40F356B-4F5F-485D-A53A-8CE4629D6931",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:xen:xen:4.4.2:*:*:*:*:*:*:*",
"matchCriteriaId": "89AA8FD5-E997-4F0D-AFB6-FFBE0073BA5D",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:xen:xen:4.4.3:*:*:*:*:*:*:*",
"matchCriteriaId": "75615D84-9CA1-456C-816D-768E37B074A4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:*",
"matchCriteriaId": "90CCECD0-C0F9-45A8-8699-64428637EBCA",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:xen:xen:4.5.1:*:*:*:*:*:*:*",
"matchCriteriaId": "F0ED340C-6746-471E-9F2D-19D62D224B7A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:xen:xen:4.5.2:*:*:*:*:*:*:*",
"matchCriteriaId": "99BD7C4F-DE4C-4508-B20D-46A94B616C5B",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:xen:xen:4.6.0:*:*:*:*:*:*:*",
"matchCriteriaId": "4B6F7CE9-C409-4D88-9A99-B21420633F45",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface."
},
{
"lang": "es",
"value": "La funci\u00f3n hypercall_create_continuation en arch/arm/domain.c en Xen 4.4.x hasta la versi\u00f3n 4.6.x permite a usuarios locales invitados provocar una denegaci\u00f3n de servicio (ca\u00edda de host) a trav\u00e9s de una hypercall a la interfaz multi llamada."
}
],
"id": "CVE-2015-7812",
"lastModified": "2025-04-12T10:46:40.837",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 4.9,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2015-11-17T15:59:14.830",
"references": [
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html"
},
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html"
},
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html"
},
{
"source": "cve@mitre.org",
"url": "http://www.debian.org/security/2015/dsa-3414"
},
{
"source": "cve@mitre.org",
"url": "http://www.securitytracker.com/id/1034031"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://xenbits.xen.org/xsa/advisory-145.html"
},
{
"source": "cve@mitre.org",
"url": "https://security.gentoo.org/glsa/201604-03"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.debian.org/security/2015/dsa-3414"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id/1034031"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "http://xenbits.xen.org/xsa/advisory-145.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://security.gentoo.org/glsa/201604-03"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-254"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…