{
  "threat_severity" : "Moderate",
  "public_date" : "2012-11-06T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: kvm: invalid opcode oops on SET_SREGS with OSXSAVE bit set",
    "id" : "862900",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=862900"
  },
  "cvss" : {
    "cvss_base_score" : "4.7",
    "cvss_scoring_vector" : "AV:L/AC:M/Au:N/C:N/I:N/A:C",
    "status" : "verified"
  },
  "details" : [ "The KVM subsystem in the Linux kernel before 3.6.9, when running on hosts that use qemu userspace without XSAVE, allows local users to cause a denial of service (kernel OOPS) by using the KVM_SET_SREGS ioctl to set the X86_CR4_OSXSAVE bit in the guest cr4 register, then calling the KVM_RUN ioctl." ],
  "statement" : "This issue did not affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 5.\nThis issue did affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 6.\nThis issue did not affect the version of Linux kernel as shipped with Red Hat Enterprise MRG 2.",
  "acknowledgement" : "Red Hat would like to thank Jon Howell for reporting this issue.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2013-02-05T00:00:00Z",
    "advisory" : "RHSA-2013:0223",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "kernel-0:2.6.32-279.22.1.el6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6.2 EUS - Server and Compute Node Only",
    "release_date" : "2013-05-30T00:00:00Z",
    "advisory" : "RHSA-2013:0882",
    "cpe" : "cpe:/o:redhat:rhel_eus:6.2",
    "package" : "kernel-0:2.6.32-220.38.1.el6"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "fix_state" : "Not affected",
    "package_name" : "kvm",
    "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-2012-4461\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-4461" ],
  "name" : "CVE-2012-4461",
  "csaw" : false
}