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{"acknowledgement": "Red Hat would like to thank the Xen project for reporting this issue. Upstream acknowledges Jan Beulich (SUSE) as the original reporter.", "bugzilla": {"description": "xen: grant table v2 -> v1 transition may crash Xen (XSA-255)", "id": "1544459", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1544459"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "status": "draft"}, "details": ["An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1."], "name": "CVE-2018-7541", "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": "2018-02-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2018-7541\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-7541\nhttp://xenbits.xen.org/xsa/advisory-255.html"], "threat_severity": "Important"}