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{"acknowledgement": "Red Hat would like to thank Xen project for reporting this issue.", "bugzilla": {"description": "xen: Long latency virtual-mmu operations are not preemptible (xsa-97)", "id": "1124350", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1124350"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:A/AC:H/Au:S/C:N/I:N/A:C", "status": "draft"}, "details": ["Certain MMU virtualization operations in Xen 4.2.x through 4.4.x, when using shadow pagetables, are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5146."], "name": "CVE-2014-5149", "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": "2014-08-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-5149\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-5149"], "statement": "Not vulnerable.\nThis issue does not affect the versions of the kernel-xen package as shipped\nwith Red Hat Enterprise Linux 5.", "threat_severity": "Moderate"}