{
  "threat_severity" : "Important",
  "public_date" : "2010-08-13T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: mm: keep a guard page below a grow-down stack segment",
    "id" : "606611",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=606611"
  },
  "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-119",
  "details" : [ "The do_anonymous_page function in mm/memory.c in the Linux kernel before 2.6.27.52, 2.6.32.x before 2.6.32.19, 2.6.34.x before 2.6.34.4, and 2.6.35.x before 2.6.35.2 does not properly separate the stack and the heap, which allows context-dependent attackers to execute arbitrary code by writing to the bottom page of a shared memory segment, as demonstrated by a memory-exhaustion attack against the X.Org X server." ],
  "acknowledgement" : "Red Hat would like to thank X.Org security team for reporting this issue. Upstream acknowledges Rafal Wojtczuk as the original reporter.",
  "affected_release" : [ {
    "product_name" : "MRG for RHEL-5",
    "release_date" : "2010-08-17T00:00:00Z",
    "advisory" : "RHSA-2010:0631",
    "cpe" : "cpe:/a:redhat:enterprise_mrg:1::el5",
    "package" : "kernel-rt-0:2.6.24.7-161.el5rt"
  }, {
    "product_name" : "Red Hat Enterprise Linux 3 Extended Lifecycle Support",
    "release_date" : "2010-11-12T00:00:00Z",
    "advisory" : "RHSA-2010:0882",
    "cpe" : "cpe:/o:redhat:rhel_els:3",
    "package" : "kernel-0:2.4.21-66.EL"
  }, {
    "product_name" : "Red Hat Enterprise Linux 4",
    "release_date" : "2010-09-07T00:00:00Z",
    "advisory" : "RHSA-2010:0676",
    "cpe" : "cpe:/o:redhat:enterprise_linux:4",
    "package" : "kernel-0:2.6.9-89.0.29.EL"
  }, {
    "product_name" : "Red Hat Enterprise Linux 4.7 Z Stream",
    "release_date" : "2010-09-07T00:00:00Z",
    "advisory" : "RHSA-2010:0677",
    "cpe" : "cpe:/o:redhat:rhel_eus:4.7",
    "package" : "kernel-0:2.6.9-78.0.32.EL"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5",
    "release_date" : "2010-08-30T00:00:00Z",
    "advisory" : "RHSA-2010:0661",
    "cpe" : "cpe:/o:redhat:enterprise_linux:5",
    "package" : "kernel-0:2.6.18-194.11.3.el5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5.3.Z - Server Only",
    "release_date" : "2010-08-30T00:00:00Z",
    "advisory" : "RHSA-2010:0660",
    "cpe" : "cpe:/o:redhat:rhel_eus:5.3",
    "package" : "kernel-0:2.6.18-128.23.1.el5"
  }, {
    "product_name" : "Red Hat Enterprise Linux 5.4.Z - Server Only",
    "release_date" : "2010-09-02T00:00:00Z",
    "advisory" : "RHSA-2010:0670",
    "cpe" : "cpe:/o:redhat:rhel_eus:5.4",
    "package" : "kernel-0:2.6.18-164.25.1.el5"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2010-2240\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-2240" ],
  "name" : "CVE-2010-2240",
  "csaw" : false
}