{
  "threat_severity" : "Important",
  "public_date" : "2016-08-08T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: use-after-free via crafted IPV6 sendmsg for raw / tcp / udp / l2tp sockets.",
    "id" : "1364971",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1364971"
  },
  "cvss" : {
    "cvss_base_score" : "6.9",
    "cvss_scoring_vector" : "AV:L/AC:M/Au:N/C:C/I:C/A:C",
    "status" : "verified"
  },
  "cvss3" : {
    "cvss3_base_score" : "8.4",
    "cvss3_scoring_vector" : "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-667",
  "details" : [ "The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) via a crafted sendmsg system call.", "It was found that the Linux kernel's IPv6 implementation mishandled socket options. A local attacker could abuse concurrent access to the socket options to escalate their privileges, or cause a denial of service (use-after-free and system crash) via a crafted sendmsg system call." ],
  "statement" : "This issue affects Red Hat Enterprise Linux 6 and 7 kernels.  This issue was fixed in a version 6 prior to this issue being raised.\nAs this issue is rated as important, it has been scheduled to be fixed in a future version of Red Hat Enterprise Linux 7.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2016-05-10T00:00:00Z",
    "advisory" : "RHSA-2016:0855",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "kernel-0:2.6.32-642.el6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2016-11-03T00:00:00Z",
    "advisory" : "RHSA-2016:2584",
    "cpe" : "cpe:/a:redhat:rhel_extras_rt:7",
    "package" : "kernel-rt-0:3.10.0-514.rt56.420.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "release_date" : "2016-11-03T00:00:00Z",
    "advisory" : "RHSA-2016:2574",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7",
    "package" : "kernel-0:3.10.0-514.el7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7.2 Extended Update Support",
    "release_date" : "2016-11-09T00:00:00Z",
    "advisory" : "RHSA-2016:2695",
    "cpe" : "cpe:/o:redhat:rhel_eus:7.2",
    "package" : "kernel-0:3.10.0-327.41.3.el7"
  } ],
  "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" : "Affected",
    "package_name" : "realtime-kernel",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:2"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2016-3841\nhttps://nvd.nist.gov/vuln/detail/CVE-2016-3841" ],
  "name" : "CVE-2016-3841",
  "csaw" : false
}