{
  "threat_severity" : "Moderate",
  "public_date" : "2018-03-08T00:00:00Z",
  "bugzilla" : {
    "description" : "QEMU: cirrus: OOB access when updating VGA display",
    "id" : "1553402",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1553402"
  },
  "cvss" : {
    "cvss_base_score" : "4.9",
    "cvss_scoring_vector" : "AV:A/AC:M/Au:S/C:P/I:P/A:P",
    "status" : "verified"
  },
  "cvss3" : {
    "cvss3_base_score" : "5.5",
    "cvss3_scoring_vector" : "CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L",
    "status" : "verified"
  },
  "cwe" : "CWE-125",
  "details" : [ "Quick Emulator (aka QEMU), when built with the Cirrus CLGD 54xx VGA Emulator support, allows local guest OS privileged users to cause a denial of service (out-of-bounds access and QEMU process crash) by leveraging incorrect region calculation when updating VGA display." ],
  "acknowledgement" : "Red Hat would like to thank Ross Lagerwall (Citrix.com) for reporting this issue.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2018-07-10T00:00:00Z",
    "advisory" : "RHSA-2018:2162",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "qemu-kvm-2:0.12.1.2-2.506.el6_10.1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2018-05-14T00:00:00Z",
    "advisory" : "RHSA-2018:1416",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "qemu-kvm-10:1.5.3-156.el7_5.1"
  }, {
    "product_name" : "Red Hat OpenStack Platform 10.0 (Newton)",
    "release_date" : "2018-05-22T00:00:00Z",
    "advisory" : "RHSA-2018:1644",
    "cpe" : "cpe:/a:redhat:openstack:10::el7",
    "package" : "qemu-kvm-rhev-10:2.10.0-21.el7_5.3"
  }, {
    "product_name" : "Red Hat OpenStack Platform 12.0 (Pike)",
    "release_date" : "2018-05-22T00:00:00Z",
    "advisory" : "RHSA-2018:1643",
    "cpe" : "cpe:/a:redhat:openstack:12::el7",
    "package" : "qemu-kvm-rhev-10:2.10.0-21.el7_5.3"
  }, {
    "product_name" : "Red Hat OpenStack Platform 8.0 (Liberty)",
    "release_date" : "2018-05-22T00:00:00Z",
    "advisory" : "RHSA-2018:1646",
    "cpe" : "cpe:/a:redhat:openstack:8::el7",
    "package" : "qemu-kvm-rhev-10:2.10.0-21.el7_5.3"
  }, {
    "product_name" : "Red Hat OpenStack Platform 9.0 (Mitaka)",
    "release_date" : "2018-05-22T00:00:00Z",
    "advisory" : "RHSA-2018:1645",
    "cpe" : "cpe:/a:redhat:openstack:9::el7",
    "package" : "qemu-kvm-rhev-10:2.10.0-21.el7_5.3"
  }, {
    "product_name" : "Red Hat Virtualization 4 for Red Hat Enterprise Linux 7",
    "release_date" : "2018-05-10T00:00:00Z",
    "advisory" : "RHSA-2018:1369",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7::hypervisor",
    "package" : "qemu-kvm-rhev-10:2.10.0-21.el7_5.2"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Will not fix",
    "package_name" : "kvm",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Will not fix",
    "package_name" : "xen",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "qemu-kvm-ma",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "qemu-kvm",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)",
    "fix_state" : "Will not fix",
    "package_name" : "qemu-kvm-rhev",
    "cpe" : "cpe:/a:redhat:openstack:7"
  }, {
    "product_name" : "Red Hat OpenStack Platform 11 (Ocata)",
    "fix_state" : "Will not fix",
    "package_name" : "qemu-kvm-rhev",
    "cpe" : "cpe:/a:redhat:openstack:11"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2018-7858\nhttps://nvd.nist.gov/vuln/detail/CVE-2018-7858" ],
  "name" : "CVE-2018-7858",
  "csaw" : false
}