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{"acknowledgement": "Red Hat would like to thank Xen project for reporting this issue.", "bugzilla": {"description": "xen: libvchan failure handling malicious ring indexes (xsa-86)", "id": "1062331", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1062331"}, "csaw": false, "cvss": {"cvss_base_score": "4.3", "cvss_scoring_vector": "AV:A/AC:H/Au:N/C:P/I:P/A:P", "status": "draft"}, "details": ["The (1) do_send and (2) do_recv functions in io.c in libvchan in Xen 4.2.x, 4.3.x, and 4.4-RC series allows local guests to cause a denial of service or possibly gain privileges via crafted xenstore ring indexes, which triggers a \"read or write past the end of the ring.\""], "name": "CVE-2014-1896", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "xen", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2014-02-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2014-1896\nhttps://nvd.nist.gov/vuln/detail/CVE-2014-1896\nhttp://seclists.org/oss-sec/2014/q1/264"], "statement": "Not vulnerable.\nThis issue does not affect the versions of the xen package as shipped with Red Hat Enterprise Linux 5 as it does not provide oxenstored.\nThis issue does not affect Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG 2.", "threat_severity": "Moderate"}