{
  "threat_severity" : "Moderate",
  "public_date" : "2012-03-15T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: thp: __split_huge_page() mapcount != page_mapcount BUG_ON()",
    "id" : "803793",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=803793"
  },
  "cvss" : {
    "cvss_base_score" : "5.2",
    "cvss_scoring_vector" : "AV:A/AC:M/Au:S/C:N/I:N/A:C",
    "status" : "verified"
  },
  "details" : [ "The Linux kernel before 3.3.1, when KVM is used, allows guest OS users to cause a denial of service (host OS crash) by leveraging administrative access to the guest OS, related to the pmd_none_or_clear_bad function and page faults for huge pages." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2012-06-18T00:00:00Z",
    "advisory" : "RHSA-2012:0743",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "kernel-0:2.6.32-220.23.1.el6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6.1 EUS - Server Only",
    "release_date" : "2012-06-26T00:00:00Z",
    "advisory" : "RHSA-2012:1042",
    "cpe" : "cpe:/o:redhat:rhel_eus:6.1",
    "package" : "kernel-0:2.6.32-131.29.1.el6"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5"
  }, {
    "product_name" : "Red Hat Enterprise MRG 2",
    "fix_state" : "Not affected",
    "package_name" : "realtime-kernel",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:2"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2012-1179\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-1179" ],
  "name" : "CVE-2012-1179",
  "csaw" : false
}