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{"acknowledgement": "Red Hat would like to thank the Xen project for reporting this issue. Upstream acknowledges Mikhail Gorobets (Advanced Threat Research; Intel Security) as the original reporter.", "bugzilla": {"description": "xen: use after free in FIFO event channel code", "id": "1374476", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1374476"}, "csaw": false, "cvss": {"cvss_base_score": "7.4", "cvss_scoring_vector": "AV:A/AC:M/Au:S/C:C/I:C/A:C", "status": "draft"}, "cvss3": {"cvss3_base_score": "8.4", "cvss3_scoring_vector": "CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "details": ["Use-after-free vulnerability in the FIFO event channel code in Xen 4.4.x allows local guest OS administrators to cause a denial of service (host crash) and possibly execute arbitrary code or obtain sensitive information via an invalid guest frame number."], "name": "CVE-2016-7154", "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": "2016-09-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2016-7154\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-7154\nhttps://xenbits.xen.org/xsa/advisory-188.html"], "threat_severity": "Important"}