fkie_cve-2012-1179
Vulnerability from fkie_nvd
Published
2012-05-17 11:00
Modified
2025-04-11 00:51
Severity ?
Summary
The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * |
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:rc7:*:*:*:*:*:*",
"matchCriteriaId": "7DA95FF4-881D-44C4-B6A9-6B6A6DECCC18",
"versionEndIncluding": "3.3",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
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]
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],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages."
},
{
"lang": "es",
"value": "El kernel de Linux en versiones anteriores a la v3.3.1, cuando se utiliza KVM, permite causar una denegaci\u00f3n de servicio (ca\u00edda del sistema operativo \u0027Host\u0027) a los usuarios de un sistema operativo invitado, aprovechando el acceso administrativo al sistema operativo invitado. Se trata de una vulnerabilidad relacionada con la funci\u00f3n pmd_none_or_clear_bad y un fallo de p\u00e1gina en p\u00e1ginas grandes."
}
],
"id": "CVE-2012-1179",
"lastModified": "2025-04-11T00:51:21.963",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "ADJACENT_NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "COMPLETE",
"baseScore": 5.2,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:A/AC:M/Au:S/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 4.4,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2012-05-17T11:00:37.587",
"references": [
{
"source": "secalert@redhat.com",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075781.html"
},
{
"source": "secalert@redhat.com",
"url": "http://lists.opensuse.org/opensuse-security-announce/2012-04/msg00021.html"
},
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"source": "secalert@redhat.com",
"url": "http://marc.info/?l=bugtraq\u0026m=139447903326211\u0026w=2"
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{
"source": "secalert@redhat.com",
"url": "http://rhn.redhat.com/errata/RHSA-2012-0743.html"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/48404"
},
{
"source": "secalert@redhat.com",
"url": "http://secunia.com/advisories/48898"
},
{
"source": "secalert@redhat.com",
"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1"
},
{
"source": "secalert@redhat.com",
"url": "http://www.openwall.com/lists/oss-security/2012/03/15/7"
},
{
"source": "secalert@redhat.com",
"url": "http://www.securitytracker.com/id?1027084"
},
{
"source": "secalert@redhat.com",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=803793"
},
{
"source": "secalert@redhat.com",
"url": "https://github.com/torvalds/linux/commit/4a1d704194a441bf83c636004a479e01360ec850"
},
{
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{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://rhn.redhat.com/errata/RHSA-2012-0743.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/48404"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://secunia.com/advisories/48898"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.1"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.openwall.com/lists/oss-security/2012/03/15/7"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "http://www.securitytracker.com/id?1027084"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=803793"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://github.com/torvalds/linux/commit/4a1d704194a441bf83c636004a479e01360ec850"
}
],
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Deferred",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-264"
}
],
"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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- 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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