Scientific Linux Security Update : Xorg on SL7.x x86_64 (20190806)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#

include('compat.inc');

if (description)
{
  script_id(128206);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/01");

  script_cve_id(
    "CVE-2018-14598",
    "CVE-2018-14599",
    "CVE-2018-14600",
    "CVE-2018-15853",
    "CVE-2018-15854",
    "CVE-2018-15855",
    "CVE-2018-15856",
    "CVE-2018-15857",
    "CVE-2018-15859",
    "CVE-2018-15861",
    "CVE-2018-15862",
    "CVE-2018-15863",
    "CVE-2018-15864"
  );

  script_name(english:"Scientific Linux Security Update : Xorg on SL7.x x86_64 (20190806)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Scientific Linux host is missing one or more security
updates.");
  script_set_attribute(attribute:"description", value:
"Security Fix(es) :

  - libX11: Crash on invalid reply in XListExtensions in
    ListExt.c (CVE-2018-14598)

  - libX11: Off-by-one error in XListExtensions in ListExt.c
    (CVE-2018-14599)

  - libX11: Out of Bounds write in XListExtensions in
    ListExt.c (CVE-2018-14600)

  - libxkbcommon: Invalid free in ExprAppendMultiKeysymList
    resulting in a crash (CVE-2018-15857)

  - libxkbcommon: Endless recursion in xkbcomp/expr.c
    resulting in a crash (CVE-2018-15853)

  - libxkbcommon: NULL pointer dereference resulting in a
    crash (CVE-2018-15854)

  - libxkbcommon: NULL pointer dereference when handling
    xkb_geometry (CVE-2018-15855)

  - libxkbcommon: Infinite loop when reaching EOL
    unexpectedly resulting in a crash (CVE-2018-15856)

  - libxkbcommon: NULL pointer dereference when parsing
    invalid atoms in ExprResolveLhs resulting in a crash
    (CVE-2018-15859)

  - libxkbcommon: NULL pointer dereference in ExprResolveLhs
    resulting in a crash (CVE-2018-15861)

  - libxkbcommon: NULL pointer dereference in LookupModMask
    resulting in a crash (CVE-2018-15862)

  - libxkbcommon: NULL pointer dereference in
    ResolveStateAndPredicate resulting in a crash
    (CVE-2018-15863)

  - libxkbcommon: NULL pointer dereference in resolve_keysym
    resulting in a crash (CVE-2018-15864)");
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind1908&L=SCIENTIFIC-LINUX-ERRATA&P=31662
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?174243fc");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/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-2018-14600");

  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:"2018/08/24");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/08/06");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/08/27");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:gdm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:gdm-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:gdm-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:gdm-pam-extensions-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libX11");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libX11-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libX11-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libX11-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libxkbcommon");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libxkbcommon-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libxkbcommon-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libxkbcommon-x11");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libxkbcommon-x11-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:mesa-libGLw");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:mesa-libGLw-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:mesa-libGLw-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-drv-ati");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-drv-ati-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-drv-vesa");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-drv-vesa-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-drv-wacom");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-drv-wacom-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-drv-wacom-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-Xdmx");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-Xephyr");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-Xnest");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-Xorg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-Xvfb");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-Xwayland");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:xorg-x11-server-source");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("rpm.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Scientific Linux " >!< release) audit(AUDIT_HOST_NOT, "running Scientific Linux");
os_ver = pregmatch(pattern: "Scientific Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Scientific Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 7.x", "Scientific Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

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


flag = 0;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"gdm-3.28.2-16.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"gdm-debuginfo-3.28.2-16.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"gdm-devel-3.28.2-16.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"gdm-pam-extensions-devel-3.28.2-16.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libX11-1.6.7-2.el7")) flag++;
if (rpm_check(release:"SL7", reference:"libX11-common-1.6.7-2.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libX11-common-1.6.7-2.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libX11-debuginfo-1.6.7-2.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libX11-devel-1.6.7-2.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libxkbcommon-0.7.1-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libxkbcommon-debuginfo-0.7.1-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libxkbcommon-devel-0.7.1-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libxkbcommon-x11-0.7.1-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libxkbcommon-x11-devel-0.7.1-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"mesa-libGLw-8.0.0-5.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"mesa-libGLw-debuginfo-8.0.0-5.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"mesa-libGLw-devel-8.0.0-5.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-drv-ati-19.0.1-2.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-drv-ati-debuginfo-19.0.1-2.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-drv-vesa-2.4.0-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-drv-vesa-debuginfo-2.4.0-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-drv-wacom-0.36.1-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-drv-wacom-debuginfo-0.36.1-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-drv-wacom-devel-0.36.1-3.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-Xdmx-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-Xephyr-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-Xnest-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-Xorg-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-Xvfb-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-Xwayland-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-common-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-debuginfo-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-devel-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", reference:"xorg-x11-server-source-1.20.4-7.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"xorg-x11-server-source-1.20.4-7.el7")) flag++;


if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : rpm_report_get()
  );
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "gdm / gdm-debuginfo / gdm-devel / gdm-pam-extensions-devel / libX11 / etc");
}