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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*", "matchCriteriaId": "C06F0037-DE20-4B4A-977F-BFCFAB026517", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Xen hypervisor block backend driver for Linux kernel 2.6.18, when running on a 64-bit host with a 32-bit paravirtualized guest, allows local privileged users in the guest OS to cause a denial of service (host OS crash) via a request that specifies a large number of blocks."}, {"lang": "es", "value": "El driver Xen hypervisor block backend (situado entre el hardware y el sistema operativo) para el Kernel de Linux 2.6.18, cuando corre en un host de 64 bit con un cliente paravirtualizado de 32 bit, permite a usuarios locales con privilegios provocar una denegaci\u00f3n de Servicio (ca\u00edda del SO del host) en el SO cliente mediante una petici\u00f3n que especifica un n\u00famero largo de bloques."}], "id": "CVE-2007-5498", "lastModified": "2017-09-29T01:29:38.267", "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": "2008-05-08T00:20:00.000", "references": [{"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/30116"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/32918"}, {"source": "secalert@redhat.com", "url": "http://www.redhat.com/support/errata/RHSA-2008-0233.html"}, {"source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/29082"}, {"source": "secalert@redhat.com", "url": "http://www.ubuntu.com/usn/usn-679-1"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=369531"}, {"source": "secalert@redhat.com", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42274"}, {"source": "secalert@redhat.com", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9452"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-399"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2008:0233", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-53.1.19.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2008-05-07T00:00:00Z"}], "bugzilla": {"description": "missing sanity check in xen block backend driver", "id": "369531", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=369531"}, "csaw": false, "details": ["The Xen hypervisor block backend driver for Linux kernel 2.6.18, when running on a 64-bit host with a 32-bit paravirtualized guest, allows local privileged users in the guest OS to cause a denial of service (host OS crash) via a request that specifies a large number of blocks."], "name": "CVE-2007-5498", "public_date": "2008-04-22T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2007-5498\nhttps://nvd.nist.gov/vuln/detail/CVE-2007-5498"], "threat_severity": "Important"}