{ "id": "CVE-2014-8867", "sourceIdentifier": "cve@mitre.org", "published": "2014-12-01T15:59:09.780", "lastModified": "2025-04-12T10:46:40.837", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [ { "lang": "en", "value": "The acceleration support for the \"REP MOVS\" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors." }, { "lang": "es", "value": "El soporte de aceleraci\u00f3n para la instrucci\u00f3n 'REP MOVS' en Xen 4.4.x, 3.2.x, y anteriores falla en la comprobaci\u00f3n correcta de los l\u00edmites para entrada/salida del mapeado de memoria (memory mapped I/O, MMIO) emulado en el hipervisor, lo que permite a invitados HVM locales causar una denegaci\u00f3n de servicio (ca\u00edda del anfitri\u00f3n) a trav\u00e9s de vectores no especificados." } ], "metrics": { "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "baseScore": 4.9, "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 3.9, "impactScore": 6.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-17" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "1D8B549B-E57B-4DFE-8A13-CAB06B5356B3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "133AAFA7-AF42-4D7B-8822-AA2E85611BF5" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*", "versionEndIncluding": "3.2.0", "matchCriteriaId": "4A3469DF-B0AC-4DC3-8BBC-A7054EFDBD81" }, { "vulnerable": true, "criteria": "cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*", "matchCriteriaId": "2A4B60DE-A8C0-459E-A99C-6EF0D3264B75" }, { "vulnerable": true, "criteria": "cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*", "matchCriteriaId": "A83F4F7E-53CF-4066-857B-2154D25979D8" }, { "vulnerable": true, "criteria": "cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*", "matchCriteriaId": "048E790E-B0A1-4504-9299-0B6D9CB0C509" }, { "vulnerable": true, "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": "FBD9AD01-50B7-4951-8A73-A6CF4801A487" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*", "matchCriteriaId": "A10BC294-9196-425F-9FB0-B1625465B47F" }, { "vulnerable": true, "criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081" } ] } ] } ], "references": [ { "url": "http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705", "source": "cve@mitre.org" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2015-0783.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://secunia.com/advisories/59949", "source": "cve@mitre.org", "tags": [ "Permissions Required", "Third Party Advisory" ] }, { "url": "http://secunia.com/advisories/62672", "source": "cve@mitre.org", "tags": [ "Permissions Required", "Third Party Advisory" ] }, { "url": "http://support.citrix.com/article/CTX200288", "source": "cve@mitre.org" }, { "url": "http://support.citrix.com/article/CTX201794", "source": "cve@mitre.org" }, { "url": "http://www.debian.org/security/2015/dsa-3140", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/bid/71331", "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://xenbits.xenproject.org/xsa/advisory-112.html", "source": "cve@mitre.org", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://security.gentoo.org/glsa/201504-04", "source": "cve@mitre.org" }, { "url": "http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2015-0783.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "http://secunia.com/advisories/59949", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Permissions Required", "Third Party Advisory" ] }, { "url": "http://secunia.com/advisories/62672", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Permissions Required", "Third Party Advisory" ] }, { "url": "http://support.citrix.com/article/CTX200288", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://support.citrix.com/article/CTX201794", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "http://www.debian.org/security/2015/dsa-3140", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.securityfocus.com/bid/71331", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ] }, { "url": "http://xenbits.xenproject.org/xsa/advisory-112.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Vendor Advisory" ] }, { "url": "https://security.gentoo.org/glsa/201504-04", "source": "af854a3a-2127-422b-91ae-364da2661108" } ] }