FKIE_CVE-2012-5513
Vulnerability from fkie_nvd - Published: 2012-12-13 11:53 - Updated: 2025-04-11 00:51
Severity ?
Summary
The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| xen | xen | * | |
| xen | xen | 3.0.2 | |
| xen | xen | 3.0.3 | |
| xen | xen | 3.0.4 | |
| xen | xen | 3.1.3 | |
| xen | xen | 3.1.4 | |
| xen | xen | 3.2.0 | |
| xen | xen | 3.2.1 | |
| xen | xen | 3.2.2 | |
| xen | xen | 3.2.3 | |
| xen | xen | 3.3.0 | |
| xen | xen | 3.3.1 | |
| xen | xen | 3.3.2 | |
| xen | xen | 3.4.0 | |
| xen | xen | 3.4.1 | |
| xen | xen | 3.4.2 | |
| xen | xen | 3.4.3 | |
| xen | xen | 3.4.4 | |
| xen | xen | 4.0.0 | |
| xen | xen | 4.0.1 | |
| xen | xen | 4.0.2 | |
| xen | xen | 4.0.3 | |
| xen | xen | 4.0.4 | |
| xen | xen | 4.1.0 | |
| xen | xen | 4.1.1 | |
| xen | xen | 4.1.2 | |
| xen | xen | 4.1.3 |
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"negate": false,
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range."
},
{
"lang": "es",
"value": "El manejador XENMEM_exchange en Xen v4.2 y anteriores no comprueba correctamente la direcci\u00f3n de memoria, lo que permite causar una denegaci\u00f3n de servicio (ca\u00edda del S.O.) a administrador de sistemas operativos invitados PV o posiblemente obtener privilegios a trav\u00e9s de vectores no especificados que sobrescriben memoria en rangos del hipervisor reservados."
}
],
"id": "CVE-2012-5513",
"lastModified": "2025-04-11T00:51:21.963",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 6.9,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.4,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2012-12-13T11:53:48.993",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00000.html"
},
{
"source": "secalert@redhat.com",
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{
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"url": "http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00011.html"
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{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html"
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{
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"url": "http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html"
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{
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"url": "http://rhn.redhat.com/errata/RHSA-2012-1540.html"
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{
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"tags": [
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{
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{
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"url": "http://www.securityfocus.com/bid/56797"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80482"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
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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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