CVE-2011-2519

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2013-08-30T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2013-12-27T00:57:03.000Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"name": "[oss-security] 20130830 kernel: CVE-2011-2482/2519", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2011/08/30/1"}, {"name": "RHSA-2011:1212", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=718882"}, {"tags": ["x_refsource_MISC"], "url": "http://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T23:00:34.250Z"}, "title": "CVE Program Container", "references": [{"name": "[oss-security] 20130830 kernel: CVE-2011-2482/2519", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2011/08/30/1"}, {"name": "RHSA-2011:1212", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=718882"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2011-2519", "datePublished": "2013-12-27T01:00:00.000Z", "dateReserved": "2011-06-15T00:00:00.000Z", "dateUpdated": "2024-08-06T23:00:34.250Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*", "matchCriteriaId": "0CDC1DBC-974B-47F9-A109-8743B57BBBA3", "versionEndExcluding": "3.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "133AAFA7-AF42-4D7B-8822-AA2E85611BF5", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "54D669D4-6D7E-449D-80C1-28FA44F06FFE", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "D0AC5CD5-6E58-433C-9EB3-6DFE5656463E", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction."}, {"lang": "es", "value": "Xen en el kernel de Linux, al ejecutar como invitado en una m\u00e1quina sin paginaci\u00f3n asistida por hardware (HAP), permite a usuarios invitados causar denegaci\u00f3n de servicio (referencia a puntero inv\u00e1lido y ca\u00edda del hipervisor) a trav\u00e9s de la instrucci\u00f3n SAHF."}], "id": "CVE-2011-2519", "lastModified": "2026-06-16T23:31:30.233", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 5.5, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:A/AC:L/Au:S/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 5.1, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2013-12-27T01:55:05.190", "references": [{"source": "secalert@redhat.com", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"}, {"source": "secalert@redhat.com", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2011/08/30/1"}, {"source": "secalert@redhat.com", "tags": ["Patch", "Vendor Advisory"], "url": "http://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=718882"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://rhn.redhat.com/errata/RHSA-2011-1212.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2011/08/30/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=718882"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2011:1212", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-274.3.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-09-06T00:00:00Z"}, {"advisory": "RHSA-2011:1813", "cpe": "cpe:/o:redhat:rhel_eus:5.6", "package": "kernel-0:2.6.18-238.31.1.el5", "product_name": "Red Hat Enterprise Linux 5.6 EUS - Server Only", "release_date": "2011-12-13T00:00:00Z"}], "bugzilla": {"description": "kernel: xen: x86_emulate: fix SAHF emulation", "id": "718882", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=718882"}, "csaw": false, "cvss": {"cvss_base_score": "5.2", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:N/I:N/A:C", "status": "verified"}, "details": ["Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction."], "name": "CVE-2011-2519", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2011-08-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-2519\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-2519"], "statement": "This issue only affects Red Hat Enterprise Linux 5. The versions of the Linux\nkernel-xen as shipped with Red Hat Enterprise Linux 4, 6, and Red Hat Enterprise MRG are not affected. This has been addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2011-1212.html.", "threat_severity": "Moderate"}

{}