fkie_cve-2014-8867
Vulnerability from fkie_nvd
Published
2014-12-01 15:59
Modified
2024-11-21 02:19
Severity ?
Summary
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.
References
Impacted products
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}, { "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", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA", "vulnerable": true } ], "negate": false, "operator": "OR" } ] }, { "nodes": [ { "cpeMatch": [ { "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", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "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 \u0027REP MOVS\u0027 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." } ], "id": "CVE-2014-8867", "lastModified": "2024-11-21T02:19:51.883", "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": "2014-12-01T15:59:09.780", "references": [ { "source": "cve@mitre.org", "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10705" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "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": [ "Permissions Required", "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", "url": "http://support.citrix.com/article/CTX200288" }, { "source": "cve@mitre.org", "url": "http://support.citrix.com/article/CTX201794" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ], "url": "http://www.debian.org/security/2015/dsa-3140" }, { "source": "cve@mitre.org", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/71331" }, { "source": "cve@mitre.org", "tags": [ "Patch", "Vendor Advisory" ], "url": "http://xenbits.xenproject.org/xsa/advisory-112.html" }, { "source": "cve@mitre.org", "url": "https://security.gentoo.org/glsa/201504-04" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://kb.juniper.net/InfoCenter/index?page=content\u0026id=JSA10705" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ], "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": [ "Permissions Required", "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", "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", "tags": [ "Third Party Advisory" ], "url": "http://www.debian.org/security/2015/dsa-3140" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://www.securityfocus.com/bid/71331" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Vendor Advisory" ], "url": "http://xenbits.xenproject.org/xsa/advisory-112.html" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/201504-04" } ], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-17" } ], "source": "nvd@nist.gov", "type": "Primary" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- 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.