{
  "threat_severity" : "Moderate",
  "public_date" : "2012-12-11T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: nfs: missing check for buffer length in __nfs4_get_acl_uncached",
    "id" : "1031678",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1031678"
  },
  "cvss" : {
    "cvss_base_score" : "6.2",
    "cvss_scoring_vector" : "AV:L/AC:H/Au:N/C:C/I:C/A:C",
    "status" : "verified"
  },
  "details" : [ "Buffer overflow in the __nfs4_get_acl_uncached function in fs/nfs/nfs4proc.c in the Linux kernel before 3.7.2 allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact via a getxattr system call for the system.nfs4_acl extended attribute of a pathname on an NFSv4 filesystem." ],
  "statement" : "This issue did not affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG 2.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "release_date" : "2013-11-20T00:00:00Z",
    "advisory" : "RHSA-2013:1645",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6",
    "package" : "kernel-0:2.6.32-431.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"
  } ],
  "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"
  }, {
    "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-2013-4591\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4591" ],
  "name" : "CVE-2013-4591",
  "csaw" : false
}