{
  "threat_severity" : "Important",
  "public_date" : "2018-02-27T00:00:00Z",
  "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"
  },
  "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." ],
  "acknowledgement" : "Red Hat would like to thank the Xen project for reporting this issue. Upstream acknowledges Jan Beulich (SUSE) as the original reporter.",
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "xen",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  } ],
  "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" ],
  "name" : "CVE-2018-7541",
  "csaw" : false
}