FKIE_CVE-2012-4535
Vulnerability from fkie_nvd - Published: 2012-11-21 23:55 - Updated: 2025-04-11 00:51
Severity ?
Summary
Xen 3.4 through 4.2, and possibly earlier versions, allows local guest OS administrators to cause a denial of service (Xen infinite loop and physical CPU consumption) by setting a VCPU with an "inappropriate deadline."
References
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"descriptions": [
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"lang": "en",
"value": "Xen 3.4 through 4.2, and possibly earlier versions, allows local guest OS administrators to cause a denial of service (Xen infinite loop and physical CPU consumption) by setting a VCPU with an \"inappropriate deadline.\""
},
{
"lang": "es",
"value": "Xen 3.4 hasta 4.2 y posiblemente versiones anteriores permite a los administradores de sistemas operativos clientes locales causar una denegaci\u00f3n de servicio (bucle infinito en Xen y consumo de CPU f\u00edsica), configurando un VCPU con una \"fecha l\u00edmite inapropiada\"."
}
],
"id": "CVE-2012-4535",
"lastModified": "2025-04-11T00:51:21.963",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 1.9,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.4,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
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}
]
},
"published": "2012-11-21T23:55:02.007",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html"
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{
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"url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html"
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{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00000.html"
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"url": "http://osvdb.org/87298"
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"url": "http://rhn.redhat.com/errata/RHSA-2012-1540.html"
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{
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"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Deferred",
"weaknesses": [
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"value": "CWE-399"
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]
}
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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.
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