{
  "threat_severity" : "Moderate",
  "public_date" : "2013-09-17T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: ansi_cprng: off by one error in non-block size request",
    "id" : "1007690",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1007690"
  },
  "cvss" : {
    "cvss_base_score" : "2.6",
    "cvss_scoring_vector" : "AV:L/AC:H/Au:N/C:P/I:P/A:N",
    "status" : "verified"
  },
  "cwe" : "CWE-193",
  "details" : [ "Off-by-one error in the get_prng_bytes function in crypto/ansi_cprng.c in the Linux kernel through 3.11.4 makes it easier for context-dependent attackers to defeat cryptographic protection mechanisms via multiple requests for small amounts of data, leading to improper management of the state of the consumed data." ],
  "statement" : "This issue affects the versions of Linux kernel as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2. Future kernel updates for Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2 may address this issue.",
  "acknowledgement" : "Red Hat would like to thank Stephan Mueller for reporting this issue.",
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2013-10-22T00:00:00Z",
    "advisory" : "RHSA-2013:1449",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "kernel-0:2.6.18-371.1.2.el5"
  }, {
    "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 MRG 2",
    "release_date" : "2013-10-31T00:00:00Z",
    "advisory" : "RHSA-2013:1490",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:2:server:el6",
    "package" : "kernel-rt-0:3.8.13-rt14.25.el6rt"
  } ],
  "package_state" : [ {
    "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-2013-4345\nhttps://nvd.nist.gov/vuln/detail/CVE-2013-4345" ],
  "name" : "CVE-2013-4345",
  "csaw" : false
}