{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2012-11-13T00:00:00", "descriptions": [{"lang": "en", "value": "The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-08-28T12:57:01", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "55082", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/55082"}, {"name": "51413", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/51413"}, {"name": "51200", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/51200"}, {"name": "1027762", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id?1027762"}, {"name": "GLSA-201309-24", "tags": ["vendor-advisory", "x_refsource_GENTOO"], "url": "http://security.gentoo.org/glsa/glsa-201309-24.xml"}, {"name": "DSA-2582", "tags": ["vendor-advisory", "x_refsource_DEBIAN"], "url": "http://www.debian.org/security/2012/dsa-2582"}, {"name": "SUSE-SU-2012:1486", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html"}, {"name": "87306", "tags": ["vdb-entry", "x_refsource_OSVDB"], "url": "http://osvdb.org/87306"}, {"name": "openSUSE-SU-2012:1572", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html"}, {"name": "51468", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/51468"}, {"name": "SUSE-SU-2012:1487", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html"}, {"name": "xen-hvmop-dos(80025)", "tags": ["vdb-entry", "x_refsource_XF"], "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80025"}, {"name": "SUSE-SU-2014:0446", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html"}, {"name": "51352", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/51352"}, {"name": "51324", "tags": ["third-party-advisory", "x_refsource_SECUNIA"], "url": "http://secunia.com/advisories/51324"}, {"name": "GLSA-201604-03", "tags": ["vendor-advisory", "x_refsource_GENTOO"], "url": "https://security.gentoo.org/glsa/201604-03"}, {"name": "[oss-security] 20121113 Xen Security Advisory 23 (CVE-2012-4538) - Unhooking empty PAE entries DoS vulnerability", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2012/11/13/3"}, {"name": "56498", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/56498"}, {"name": "SUSE-SU-2012:1615", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html"}, {"name": "openSUSE-SU-2012:1573", "tags": ["vendor-advisory", "x_refsource_SUSE"], "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html"}, {"name": "[Xen-announce] 20121113 Xen Security Advisory 23 (CVE-2012-4538) - Unhooking empty PAE entries DoS vulnerability", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://lists.xen.org/archives/html/xen-announce/2012-11/msg00004.html"}]}}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2012-4538", "datePublished": "2012-11-24T20:00:00", "dateReserved": "2012-08-21T00:00:00", "dateUpdated": "2017-08-28T12:57:01", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*", "matchCriteriaId": "550223A9-B9F1-440A-8C25-9F0F76AF7301", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "0D532B60-C8DD-4A2F-9D05-E574D23EB754", "vulnerable": true}, {"criteria": "cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*", "matchCriteriaId": "8F0AF8EF-6FF6-4E22-B16E-82C9F90C6B00", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors."}, {"lang": "es", "value": "La llamada HVMOP_pagetable_dying en Xen v4.0, v4.1, y v4.2 no comprueba correctamente el estado \"pagetable\" cuando se ejecuta en \"shadow pagetables\", lo que permite a un sistema operativo HVM de invitado causar una denegaci\u00f3n de servicio (ca\u00edda del hipervisor) a trav\u00e9s de vectores no especificados."}], "id": "CVE-2012-4538", "lastModified": "2017-08-29T01:32:18.527", "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": "2012-11-24T20:55:03.603", "references": [{"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00008.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00009.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2012-12/msg00001.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://lists.xen.org/archives/html/xen-announce/2012-11/msg00004.html"}, {"source": "secalert@redhat.com", "url": "http://osvdb.org/87306"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/51200"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/51324"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/51352"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/51413"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/51468"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/55082"}, {"source": "secalert@redhat.com", "url": "http://security.gentoo.org/glsa/glsa-201309-24.xml"}, {"source": "secalert@redhat.com", "url": "http://www.debian.org/security/2012/dsa-2582"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2012/11/13/3"}, {"source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/56498"}, {"source": "secalert@redhat.com", "url": "http://www.securitytracker.com/id?1027762"}, {"source": "secalert@redhat.com", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80025"}, {"source": "secalert@redhat.com", "url": "https://security.gentoo.org/glsa/201604-03"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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