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Oracle Linux 5 : xorg-x11-server (ELSA-2014-1982)

The Oracle Linux 5 xorg-x11-server is affected by multiple vulnerabilities as referenced in the ELSA-2014-1982 advisory

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#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2014:1982 and 
# Oracle Linux Security Advisory ELSA-2014-1982 respectively.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(80000);
  script_version("1.13");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/10/22");

  script_cve_id(
    "CVE-2014-8091",
    "CVE-2014-8092",
    "CVE-2014-8093",
    "CVE-2014-8095",
    "CVE-2014-8096",
    "CVE-2014-8097",
    "CVE-2014-8098",
    "CVE-2014-8099",
    "CVE-2014-8100",
    "CVE-2014-8101",
    "CVE-2014-8102"
  );
  script_bugtraq_id(
    64127,
    71595,
    71596,
    71597,
    71598,
    71599,
    71600,
    71602,
    71604,
    71605,
    71606,
    71608
  );
  script_xref(name:"RHSA", value:"2014:1982");

  script_name(english:"Oracle Linux 5 : xorg-x11-server (ELSA-2014-1982)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Oracle Linux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Oracle Linux 5 host has packages installed that are affected by multiple vulnerabilities as referenced in the
ELSA-2014-1982 advisory.

    - CVE-2014-8091 denial of service due to unchecked malloc in client
      authentication (#1168680)
    - CVE-2014-8092 integer overflow in X11 core protocol requests when
      calculating memory needs for requests (#1168684)
    - CVE-2014-8097 out of bounds access due to not validating length or offset
      values in DBE extension (#1168705)
    - CVE-2014-8095 out of bounds access due to not validating length or offset
      values in XInput extension (#1168694)
    - CVE-2014-8096 out of bounds access due to not validating length or offset
      values in XC-MISC extension(#1168700)
    - CVE-2014-8099 out of bounds access due to not validating length or offset
      values in XVideo extension (#1168710)
    - CVE-2014-8100 out of bounds access due to not validating length or offset
      values in Render extension (#1168711)
    - CVE-2014-8102 out of bounds access due to not validating length or offset
      values in XFixes extension (#1168714)
    - CVE-2014-8101 out of bounds access due to not validating length or offset
      values in RandR extension (#1168713)
    - CVE-2014-8093 xorg-x11-server: integer overflow in GLX extension requests
      when calculating memory needs for requests (#1168688)
    - CVE-2014-8098 xorg-x11-server: out of bounds access due to not validating
      length or offset values in GLX extension (#1168707)

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://linux.oracle.com/errata/ELSA-2014-1982.html");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2014-8102");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2014/12/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2014/12/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/12/15");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:xorg-x11-server-Xdmx");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:xorg-x11-server-Xephyr");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:xorg-x11-server-Xnest");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:xorg-x11-server-Xorg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:xorg-x11-server-Xvfb");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:xorg-x11-server-Xvnc-source");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:xorg-x11-server-sdk");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:5");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Oracle Linux Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2014-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/rpm-list");

  exit(0);
}


include('rpm.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item('Host/OracleLinux')) audit(AUDIT_OS_NOT, 'Oracle Linux');
var os_release = get_kb_item("Host/RedHat/release");
if (isnull(os_release) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:os_release)) audit(AUDIT_OS_NOT, 'Oracle Linux');
var os_ver = pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Oracle Linux');
os_ver = os_ver[1];
if (! preg(pattern:"^5([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, 'Oracle Linux 5', 'Oracle Linux ' + os_ver);

if (!get_kb_item('Host/RedHat/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Oracle Linux', cpu);

var pkgs = [
    {'reference':'xorg-x11-server-Xdmx-1.1.1-48.107.0.1.el5_11', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xephyr-1.1.1-48.107.0.1.el5_11', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xnest-1.1.1-48.107.0.1.el5_11', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xorg-1.1.1-48.107.0.1.el5_11', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xvfb-1.1.1-48.107.0.1.el5_11', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xvnc-source-1.1.1-48.107.0.1.el5_11', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-sdk-1.1.1-48.107.0.1.el5_11', 'cpu':'i386', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xdmx-1.1.1-48.107.0.1.el5_11', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xephyr-1.1.1-48.107.0.1.el5_11', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xnest-1.1.1-48.107.0.1.el5_11', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xorg-1.1.1-48.107.0.1.el5_11', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xvfb-1.1.1-48.107.0.1.el5_11', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-Xvnc-source-1.1.1-48.107.0.1.el5_11', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE},
    {'reference':'xorg-x11-server-sdk-1.1.1-48.107.0.1.el5_11', 'cpu':'x86_64', 'release':'5', 'rpm_spec_vers_cmp':TRUE}
];

var flag = 0;
foreach var package_array ( pkgs ) {
  var reference = NULL;
  var _release = NULL;
  var sp = NULL;
  var _cpu = NULL;
  var el_string = NULL;
  var rpm_spec_vers_cmp = NULL;
  var epoch = NULL;
  var allowmaj = NULL;
  var exists_check = NULL;
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (!empty_or_null(package_array['release'])) _release = 'EL' + package_array['release'];
  if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
  if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
  if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
  if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
  if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
  if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
  if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
  if (reference && _release) {
    if (exists_check) {
        if (rpm_exists(release:_release, rpm:exists_check) && rpm_check(release:_release, sp:sp, cpu:cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
    } else {
        if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
    }
  }
}

if (flag)
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'xorg-x11-server-Xdmx / xorg-x11-server-Xephyr / xorg-x11-server-Xnest / etc');
}

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