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{"acknowledgement": "Red Hat would like to thank Matthew Daley for reporting this issue.", "bugzilla": {"description": "xen: Missing NUMA node parameter verification (XSA-231)", "id": "1486707", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1486707"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["A parameter verification issue was discovered in Xen through 4.9.x. The function `alloc_heap_pages` allows callers to specify the first NUMA node that should be used for allocations through the `memflags` parameter; the node is extracted using the `MEMF_get_node` macro. While the function checks to see if the special constant `NUMA_NO_NODE` is specified, it otherwise does not handle the case where `node >= MAX_NUMNODES`. This allows an out-of-bounds access to an internal array."], "name": "CVE-2017-14316", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "xen", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2017-09-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-14316\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-14316\nhttp://xenbits.xen.org/xsa/advisory-231.html"], "threat_severity": "Important"}