MiracleLinux 8 : userspace graphics, xorg-x11, and mesa, xorg-x11-server-1.20.10-1.el8 (AXSA:2021-2100:01)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# Miracle Linux Security Advisory AXSA:2021-2100:01.
##

include('compat.inc');

if (description)
{
  script_id(294354);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/01/20");

  script_cve_id(
    "CVE-2020-14344",
    "CVE-2020-14345",
    "CVE-2020-14346",
    "CVE-2020-14347",
    "CVE-2020-14360",
    "CVE-2020-14361",
    "CVE-2020-14362",
    "CVE-2020-14363",
    "CVE-2020-25712"
  );

  script_name(english:"MiracleLinux 8 : userspace graphics, xorg-x11, and mesa, xorg-x11-server-1.20.10-1.el8 (AXSA:2021-2100:01)");

  script_set_attribute(attribute:"synopsis", value:
"The remote MiracleLinux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the
AXSA:2021-2100:01 advisory.

    * xorg-x11-server: Out-of-bounds access in XkbSetNames function (CVE-2020-14345)
      * xorg-x11-server: Integer underflow in the X input extension protocol (CVE-2020-14346)
      * xorg-x11-server: Out-of-bounds access in XkbSetMap function (CVE-2020-14360)
      * xorg-x11-server: XkbSelectEvents integer underflow privilege escalation vulnerability (CVE-2020-14361)
      * xorg-x11-server: XRecordRegisterClients integer underflow privilege escalation vulnerability
    (CVE-2020-14362)
      * libX11: Integer overflow leads to double free in locale handling (CVE-2020-14363)
      * xorg-x11-server: XkbSetDeviceInfo heap-based buffer overflow privilege escalation vulnerability
    (CVE-2020-25712)
      * libX11: Heap overflow in the X input method client (CVE-2020-14344)
      * xorg-x11-server: Leak of uninitialized heap memory from the X server to clients in AllocatePixmap of
    dix/pixmap.c (CVE-2020-14347)

Tenable has extracted the preceding description block directly from the MiracleLinux 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://tsn.miraclelinux.com/en/node/13282");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-14360");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2020-25712");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"vendor_severity", value:"Moderate");

  script_set_attribute(attribute:"vuln_publication_date", value:"2020/08/05");
  script_set_attribute(attribute:"patch_publication_date", value:"2021/06/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/01/20");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:egl-wayland");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libX11");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libX11-common");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libX11-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libX11-xcb");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libdrm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libdrm-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libglvnd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libglvnd-core-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libglvnd-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libglvnd-egl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libglvnd-gles");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libglvnd-glx");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libglvnd-opengl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libinput");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libinput-utils");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libwacom");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:libwacom-data");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-dri-drivers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-filesystem");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-libEGL");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-libEGL-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-libGL");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-libGL-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-libOSMesa");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-libgbm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-libglapi");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-libxatracker");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-vdpau-drivers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-vulkan-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:mesa-vulkan-drivers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:xorg-x11-drivers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:xorg-x11-server-Xdmx");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:xorg-x11-server-Xephyr");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:xorg-x11-server-Xnest");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:xorg-x11-server-Xorg");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:xorg-x11-server-Xvfb");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:xorg-x11-server-Xwayland");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:xorg-x11-server-common");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:miracle:linux:8");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('rpm2.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_product = get_kb_item('installed_os/local/SSH/0/product');
if (isnull(os_product) || 'MIRACLE LINUX' >!< os_product) audit(AUDIT_OS_NOT, 'MIRACLE LINUX');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'MIRACLE LINUX');
if (! preg(pattern:"^8([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'MiracleLinux 8.x', 'MIRACLE LINUX ' + os_version);

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

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('aarch64' >!< cpu && 'ppc' >!< cpu && 's390' >!< cpu && 'x86_64' >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'MIRACLE LINUX', cpu);

var constraints = [
  {
    'release': '8',
    'pkgs': [
      {'reference':'egl-wayland-1.1.5-3.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'egl-wayland-1.1.5-3.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libdrm-2.4.103-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libdrm-2.4.103-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libdrm-devel-2.4.103-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libdrm-devel-2.4.103-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-1.3.2-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-1.3.2-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-core-devel-1.3.2-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-core-devel-1.3.2-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-devel-1.3.2-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-devel-1.3.2-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-egl-1.3.2-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-egl-1.3.2-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-gles-1.3.2-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-gles-1.3.2-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-glx-1.3.2-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-glx-1.3.2-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-opengl-1.3.2-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libglvnd-opengl-1.3.2-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libinput-1.16.3-1.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libinput-1.16.3-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libinput-utils-1.16.3-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libwacom-1.6-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libwacom-1.6-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libwacom-data-1.6-2.el8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libX11-1.6.8-4.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libX11-1.6.8-4.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libX11-common-1.6.8-4.el8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libX11-devel-1.6.8-4.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libX11-devel-1.6.8-4.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libX11-xcb-1.6.8-4.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'libX11-xcb-1.6.8-4.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-dri-drivers-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-dri-drivers-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-filesystem-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-filesystem-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libEGL-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libEGL-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libEGL-devel-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libEGL-devel-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libgbm-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libgbm-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libGL-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libGL-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libGL-devel-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libGL-devel-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libglapi-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libglapi-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libOSMesa-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libOSMesa-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libxatracker-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-libxatracker-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-vdpau-drivers-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-vdpau-drivers-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-vulkan-devel-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-vulkan-devel-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-vulkan-drivers-20.3.3-2.el8', 'cpu':'i686', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'mesa-vulkan-drivers-20.3.3-2.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'xorg-x11-drivers-7.7-30.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'xorg-x11-server-common-1.20.10-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'xorg-x11-server-Xdmx-1.20.10-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'xorg-x11-server-Xephyr-1.20.10-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'xorg-x11-server-Xnest-1.20.10-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'xorg-x11-server-Xorg-1.20.10-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'xorg-x11-server-Xvfb-1.20.10-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'xorg-x11-server-Xwayland-1.20.10-1.el8', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'}
    ]
  }
];

var os_release = get_one_kb_item('installed_os/local/SSH/0/release');
var os_sp = get_one_kb_item('Host/*/minor_release');

var flag = 0;
var reference;
var sp;
var _cpu;
var el_string;
var rpm_spec_vers_cmp;
var epoch;
var allowmaj;
var exists_check;
var cves;
foreach var constraint ( constraints ) {
  # Check that the target release is equal to the affected release
  if (!empty_or_null(constraint['release'])){
    if (constraint['release'] != os_release) continue;
  }
  if (!empty_or_null(constraint['sp'])){
    if (constraint['sp'] != os_sp) continue;
  }
  foreach var pkg ( constraint['pkgs'] ) {
    reference = NULL;
    sp = NULL;
    _cpu = NULL;
    el_string = NULL;
    rpm_spec_vers_cmp = NULL;
    epoch = NULL;
    allowmaj = NULL;
    exists_check = NULL;
    cves = NULL;
    if (!empty_or_null(pkg['reference'])) reference = pkg['reference'];
    if (!empty_or_null(pkg['sp'])) sp = pkg['sp'];
    if (!empty_or_null(pkg['cpu'])) _cpu = pkg['cpu'];
    if (!empty_or_null(pkg['el_string'])) el_string = pkg['el_string'];
    if (!empty_or_null(pkg['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = pkg['rpm_spec_vers_cmp'];
    if (!empty_or_null(pkg['epoch'])) epoch = pkg['epoch'];
    if (!empty_or_null(pkg['allowmaj'])) allowmaj = pkg['allowmaj'];
    if (!empty_or_null(pkg['exists_check'])) exists_check = pkg['exists_check'];
    if (!empty_or_null(pkg['cves'])) cves = pkg['cves'];
    if (reference &&
        ## (no known rpm to check OR known rpm_exists)
        (!exists_check || rpm_exists(rpm:exists_check)) &&
        rpm_check(sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj, cves:cves)) 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, 'egl-wayland / libX11 / libX11-common / libX11-devel / libX11-xcb / etc');
}