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{"bugzilla": {"description": "xen: Host crash due to guest VMX instruction execution", "id": "1028599", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1028599"}, "csaw": false, "cvss": {"cvss_base_score": "5.2", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:N/I:N/A:C", "status": "draft"}, "details": ["Xen 4.2.x and 4.3.x, when nested virtualization is disabled, does not properly check the emulation paths for (1) VMLAUNCH and (2) VMRESUME, which allows local HVM guest users to cause a denial of service (host crash) via unspecified vectors related to \"guest VMX instruction execution.\""], "name": "CVE-2013-4551", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel-xen", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2013-11-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-4551\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4551"], "statement": "Not vulnerable.\nThis issue did not affect the versions of the kernel-xen package as shipped with Red Hat Enterprise Linux 5.\nThis issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG as we did not have support for Xen hypervisor.", "threat_severity": "Moderate"}