Rocky Linux 9 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_80694)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(371697);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/24");

  script_cve_id(
    "CVE-2026-96869",
    "CVE-2026-100756",
    "CVE-2026-100757",
    "CVE-2026-100758",
    "CVE-2026-100759",
    "CVE-2026-100762",
    "CVE-2026-100766",
    "CVE-2026-100767",
    "CVE-2026-100769",
    "CVE-2026-100770",
    "CVE-2026-100771",
    "CVE-2026-100772",
    "CVE-2026-100773",
    "CVE-2026-100774",
    "CVE-2026-100775",
    "CVE-2026-100776",
    "CVE-2026-100777",
    "CVE-2026-100778",
    "CVE-2026-100779",
    "CVE-2026-100780",
    "CVE-2026-100781",
    "CVE-2026-100782",
    "CVE-2026-100783",
    "CVE-2026-100784",
    "CVE-2026-100785",
    "CVE-2026-100786",
    "CVE-2026-100788",
    "CVE-2026-100789",
    "CVE-2026-100790",
    "CVE-2026-100791",
    "CVE-2026-100792",
    "CVE-2026-100794",
    "CVE-2026-100797",
    "CVE-2026-100801",
    "CVE-2026-100803",
    "CVE-2026-100807",
    "CVE-2026-100811",
    "CVE-2026-100818",
    "CVE-2026-100819",
    "CVE-2026-100820",
    "CVE-2026-100821",
    "CVE-2026-100832"
  );

  script_name(english:"Rocky Linux 9 [CIQ] Security Update: thunderbird / thunderbird-debuginfo / thunderbird-debugsource Multiple Vulnerabilities (crlsa-2026_80694)");

  script_set_attribute(attribute:"synopsis", value:
"The Rocky Linux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ
crlsa-2026_80694 advisory.

    * firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component (CVE-2026-100832)

    * firefox: Use-after-free in the Layout: Text and Fonts component (CVE-2026-100784)

    * firefox: thunderbird: Privilege escalation in the DLL Services component (CVE-2026-100801)

    * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Internationalization
    component (CVE-2026-100794)

    * firefox: thunderbird: Privilege escalation in the Address Bar component (CVE-2026-100820)

    * firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component (CVE-2026-100777)

    * firefox: thunderbird: Information disclosure in the Networking: JAR component (CVE-2026-100766)

    * firefox: thunderbird: Use-after-free in the XSLT component (CVE-2026-100779)

    * firefox: thunderbird: Privilege escalation in the DOM: Service Workers component (CVE-2026-100807)

    * firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component (CVE-2026-100792)

    * firefox: Privilege escalation due to use-after-free in the Graphics: WebRender component
    (CVE-2026-100797)

    * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the XPCOM component
    (CVE-2026-100819)

    * firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly component (CVE-2026-100776)

    * firefox: thunderbird: Use-after-free in the Widget component (CVE-2026-100757)

    * firefox: Sandbox escape due to use-after-free in the Graphics component (CVE-2026-100786)

    * firefox: thunderbird: Information disclosure in the Networking component (CVE-2026-96869)

    * firefox: Sandbox escape due to use-after-free in the DOM: Content Processes component (CVE-2026-100770)

    * firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly component (CVE-2026-100769)

    * firefox: Use-after-free in the DOM: Core & HTML component (CVE-2026-100791)

    * firefox: thunderbird: Sandbox escape due to use-after-free in the Widget: Gtk component
    (CVE-2026-100818)

    * firefox: thunderbird: Privilege escalation due to incorrect boundary conditions in the Graphics
    component (CVE-2026-100782)

    * firefox: firefox: Sandbox escape via use-after-free in DOM component (CVE-2026-100811)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-100772)

    * firefox: thunderbird: Uninitialized memory in the Storage: Quota Manager component (CVE-2026-100759)

    * firefox: Sandbox escape due to use-after-free in the DOM: Core & HTML component (CVE-2026-100778)

    * firefox: thunderbird: Sandbox escape in the DOM: Navigation component (CVE-2026-100758)

    * firefox: thunderbird: Sandbox escape in the Graphics component (CVE-2026-100775)

    * firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender
    component (CVE-2026-100781)

    * firefox: Use-after-free in the DOM: Core & HTML component (CVE-2026-100774)

    * firefox: thunderbird: Same-origin policy bypass in the WebExtensions component (CVE-2026-100803)

    * firefox: thunderbird: Use-after-free in the Graphics: Canvas2D component (CVE-2026-100789)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-100785)

    * firefox: thunderbird: Site isolation issue in the Panning and Zooming component (CVE-2026-100821)

    * firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component (CVE-2026-100788)

    * firefox: thunderbird: Undefined behavior in the DOM: Streams component (CVE-2026-100771)

    * firefox: Sandbox escape due to use-after-free in the DOM: Content Processes component (CVE-2026-100762)

    * firefox: thunderbird: Use-after-free in the XSLT component (CVE-2026-100790)

    * firefox: thunderbird: Use-after-free in the Storage: IndexedDB component (CVE-2026-100773)

    * firefox: thunderbird: Use-after-free in the DOM: Core & HTML component (CVE-2026-100780)

    * firefox: thunderbird: Use-after-free in the Networking: Cache component (CVE-2026-100767)

    * firefox: thunderbird: Incorrect boundary conditions in the Audio/Video: Playback component
    (CVE-2026-100756)

    * firefox: thunderbird: Uninitialized memory in the Audio/Video component (CVE-2026-100783)

Tenable has extracted the preceding description block directly from the CIQ 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://bugzilla.redhat.com/show_bug.cgi?id=2543113");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543114");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543116");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543120");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543121");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543123");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543125");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543128");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543130");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543131");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543133");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543134");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543137");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543140");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543142");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543144");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543145");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543146");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543149");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543150");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543152");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543154");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543155");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543156");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543157");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543159");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543160");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543161");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543163");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543164");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543166");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543167");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543172");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543174");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543177");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543182");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543183");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543185");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543187");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543188");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543192");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2543193");
  script_set_attribute(attribute:"see_also", value:"https://errata.build.resf.org/RLSA-2026:80694");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2026:80694");
  # https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2026_80694.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?5a480673");
  # https://github.com/ctrliq/advisories/blob/main/csaf/advisories/rocky/2026/crlsa-2026_80694.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?91a28ad3");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages based on the guidance in CIQ advisory crlsa-2026_80694.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  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-2026-100832");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2026-100788");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/09/29");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/10/24");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/24");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Rocky 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_info2.nasl");
  script_require_keys("Host/OS/extended-third-party", "Host/local_checks_enabled", "Host/RockyLinux/release", "Host/RockyLinux/rpm-list", "Host/cpu");

  exit(0);
}
include('rpm2.inc');

var third_party_support = get_kb_item('Host/OS/extended-third-party');
if (empty_or_null(third_party_support) || third_party_support != 'CIQ') exit(0, 'CIQ support not enabled.');

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) || 'Rocky Linux' >!< os_product) audit(AUDIT_OS_NOT, 'Rocky Linux');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'Rocky Linux');
if (! preg(pattern:"^9([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'Rocky Linux 9', 'Rocky Linux ' + os_version);

if (!get_kb_item('Host/RockyLinux/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) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Rocky Linux', cpu);


var constraints = [
  {
    'release': '9',
    'pkgs': [
      {'reference':'thunderbird-140.17.0-1.el9_8', 'cpu':'aarch64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-140.17.0-1.el9_8', 'cpu':'ppc64le', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-140.17.0-1.el9_8', 'cpu':'s390x', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-140.17.0-1.el9_8', 'cpu':'x86_64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-debuginfo-140.17.0-1.el9_8', 'cpu':'aarch64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-debuginfo-140.17.0-1.el9_8', 'cpu':'ppc64le', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-debuginfo-140.17.0-1.el9_8', 'cpu':'s390x', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-debuginfo-140.17.0-1.el9_8', 'cpu':'x86_64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-debugsource-140.17.0-1.el9_8', 'cpu':'aarch64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-debugsource-140.17.0-1.el9_8', 'cpu':'ppc64le', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-debugsource-140.17.0-1.el9_8', 'cpu':'s390x', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE},
      {'reference':'thunderbird-debugsource-140.17.0-1.el9_8', 'cpu':'x86_64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0', 'allowmaj':TRUE}
    ]
  }
];

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_HOLE,
      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, 'thunderbird / thunderbird-debuginfo / thunderbird-debugsource');
}