{
  "threat_severity" : "Important",
  "public_date" : "2013-10-21T00:00:00Z",
  "bugzilla" : {
    "description" : "Kernel: net: memory corruption with UDP_CORK and UFO",
    "id" : "1023477",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1023477"
  },
  "cvss" : {
    "cvss_base_score" : "7.2",
    "cvss_scoring_vector" : "AV:L/AC:L/Au:N/C:C/I:C/A:C",
    "status" : "verified"
  },
  "cwe" : "CWE-456",
  "details" : [ "The Linux kernel before 3.12, when UDP Fragmentation Offload (UFO) is enabled, does not properly initialize certain data structures, which allows local users to cause a denial of service (memory corruption and system crash) or possibly gain privileges via a crafted application that uses the UDP_CORK option in a setsockopt system call and sends both short and long packets, related to the ip_ufo_append_data function in net/ipv4/ip_output.c and the ip6_ufo_append_data function in net/ipv6/ip6_output.c." ],
  "statement" : "This issue does not affect the version of the kernel package as shipped with Red Hat Enterprise Linux 5.",
  "acknowledgement" : "Red Hat would like to thank Hannes Frederic Sowa for reporting this issue.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2013-12-12T00:00:00Z",
    "advisory" : "RHSA-2013:1801",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "kernel-0:2.6.32-431.1.2.el6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6.4 Extended Update Support",
    "release_date" : "2014-03-11T00:00:00Z",
    "advisory" : "RHSA-2014:0284",
    "cpe" : "cpe:/o:redhat:rhel_eus:6.4",
    "package" : "kernel-0:2.6.32-358.37.1.el6"
  }, {
    "product_name" : "Red Hat Enterprise MRG 2",
    "release_date" : "2014-01-28T00:00:00Z",
    "advisory" : "RHSA-2014:0100",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:2:server:el6",
    "package" : "kernel-rt-0:3.8.13-rt27.33.el6rt"
  } ],
  "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 Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2013-4470\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4470" ],
  "name" : "CVE-2013-4470",
  "csaw" : false
}