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{"acknowledgement": "Red Hat would like to thank Xen for reporting this issue.", "bugzilla": {"description": "xen: grant table hypercall acquire/release imbalance", "id": "953632", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=953632"}, "csaw": false, "cvss": {"cvss_base_score": "5.7", "cvss_scoring_vector": "AV:A/AC:M/Au:N/C:N/I:N/A:C", "status": "draft"}, "details": ["Xen 4.0.x and 4.1.x incorrectly releases a grant reference when releasing a non-v1, non-transitive grant, which allows local guest administrators to cause a denial of service (host crash), obtain sensitive information, or possibly have other impacts via unspecified vectors."], "name": "CVE-2013-1964", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel-xen", "product_name": "Red Hat Enterprise Linux 5"}, {"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": "2013-04-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2013-1964\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-1964"], "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": "Important"}