{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2011-07-07T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "The instruction emulation in Xen 3.0.3 allows local SMP guest users to cause a denial of service (host crash) by replacing the instruction that causes the VM to exit in one thread with a different instruction in a different thread."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2014-01-07T18:57:01.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "RHSA-2011:1065", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://rhn.redhat.com/errata/RHSA-2011-1065.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=702657"}, {"name": "[oss-security] 20110707 CVE-2011-1780, CVE-2011-1936, kernel/xen issues", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2011/07/07/3"}, {"name": "RHSA-2011:1163", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://rhn.redhat.com/errata/RHSA-2011-1163.html"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T22:37:25.753Z"}, "title": "CVE Program Container", "references": [{"name": "RHSA-2011:1065", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2011-1065.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=702657"}, {"name": "[oss-security] 20110707 CVE-2011-1780, CVE-2011-1936, kernel/xen issues", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2011/07/07/3"}, {"name": "RHSA-2011:1163", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2011-1163.html"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2011-1780", "datePublished": "2014-01-07T19:00:00.000Z", "dateReserved": "2011-04-19T00:00:00.000Z", "dateUpdated": "2024-08-06T22:37:25.753Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:3.0.3:*:*:*:*:*:*:*", "matchCriteriaId": "44CAE6A7-9817-472C-B1C6-3FF196304D08", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The instruction emulation in Xen 3.0.3 allows local SMP guest users to cause a denial of service (host crash) by replacing the instruction that causes the VM to exit in one thread with a different instruction in a different thread."}, {"lang": "es", "value": "La instrucci\u00f3n de emulaci\u00f3n en Xen 3.0.3 permite a usuarios invitados SMP locales causar denegaci\u00f3n de servicio (ca\u00edda del anfitri\u00f3n) reemplazando la instrucci\u00f3n que causa que la m\u00e1quina virtual salga en un hilo con una instrucci\u00f3n deferente en un hilo distinto."}], "id": "CVE-2011-1780", "lastModified": "2026-04-29T01:13:23.040", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 6.5, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2014-01-07T19:55:05.923", "references": [{"source": "secalert@redhat.com", "url": "http://rhn.redhat.com/errata/RHSA-2011-1065.html"}, {"source": "secalert@redhat.com", "url": "http://rhn.redhat.com/errata/RHSA-2011-1163.html"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2011/07/07/3"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=702657"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2011-1065.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2011-1163.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2011/07/07/3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=702657"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2011:1065", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-274.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-07-21T00:00:00Z"}, {"advisory": "RHSA-2011:1163", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-238.21.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-08-16T00:00:00Z"}], "bugzilla": {"description": "kernel: xen: svm: insufficiencies in handling emulated instructions during vm exits", "id": "702657", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=702657"}, "csaw": false, "cvss": {"cvss_base_score": "6.1", "cvss_scoring_vector": "AV:A/AC:L/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["The instruction emulation in Xen 3.0.3 allows local SMP guest users to cause a denial of service (host crash) by replacing the instruction that causes the VM to exit in one thread with a different instruction in a different thread."], "name": "CVE-2011-1780", "public_date": "2011-07-07T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-1780\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-1780"], "statement": "This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 4, 6, and Red Hat Enterprise MRG. This has been addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2011-1065.html.\nAlso, only systems running on x86 architecture with AMD processor and SVM virtualization extension enabled are affected.", "threat_severity": "Important"}

{}