Fedora 43 : chromium (2026-f9a0af40b2)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
# The descriptive text and package checks in this plugin were
# extracted from Fedora Security Advisory FEDORA-2026-f9a0af40b2
#

include('compat.inc');

if (description)
{
  script_id(322357);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/06/24");

  script_cve_id(
    "CVE-2026-12437",
    "CVE-2026-12438",
    "CVE-2026-12439",
    "CVE-2026-12440",
    "CVE-2026-12441",
    "CVE-2026-12442",
    "CVE-2026-12443",
    "CVE-2026-12444",
    "CVE-2026-12445",
    "CVE-2026-12446",
    "CVE-2026-12447",
    "CVE-2026-12448",
    "CVE-2026-12449",
    "CVE-2026-12450",
    "CVE-2026-12451",
    "CVE-2026-12452",
    "CVE-2026-12453",
    "CVE-2026-12454",
    "CVE-2026-12455",
    "CVE-2026-12456",
    "CVE-2026-12457",
    "CVE-2026-12458",
    "CVE-2026-12459",
    "CVE-2026-12460",
    "CVE-2026-12461",
    "CVE-2026-12462",
    "CVE-2026-12463",
    "CVE-2026-12464",
    "CVE-2026-12465",
    "CVE-2026-12466",
    "CVE-2026-12467",
    "CVE-2026-12468",
    "CVE-2026-12469"
  );
  script_xref(name:"FEDORA", value:"2026-f9a0af40b2");

  script_name(english:"Fedora 43 : chromium (2026-f9a0af40b2)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Fedora host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the
FEDORA-2026-f9a0af40b2 advisory.

     Update to 149.0.7827.155

      * CVE-2026-12437: Use after free in WebShare
      * CVE-2026-12438: Inappropriate implementation in WebView
      * CVE-2026-12439: Use after free in Digital Credentials
      * CVE-2026-12440: Use after free in DigitalCredentials
      * CVE-2026-12441: Use after free in File Input
      * CVE-2026-12442: Use after free in Passwords
      * CVE-2026-12443: Use after free in Web Authentication
      * CVE-2026-12444: Out of bounds read in Chromoting
      * CVE-2026-12445: Use after free in Extensions
      * CVE-2026-12446: Insufficient data validation in Passwords
      * CVE-2026-12447: Heap buffer overflow in WebRTC
      * CVE-2026-12448: Inappropriate implementation in WebView
      * CVE-2026-12449: Use after free in Chromoting
      * CVE-2026-12450: Inappropriate implementation in Media
      * CVE-2026-12451: Use after free in DigitalCredentials
      * CVE-2026-12452: Use after free in Downloads
      * CVE-2026-12453: Insufficient validation of untrusted input in Input
      * CVE-2026-12454: Race in Safe Browsing
      * CVE-2026-12455: Use after free in Tab Strip
      * CVE-2026-12456: Insufficient validation of untrusted input in Extensions
      * CVE-2026-12457: Insufficient data validation in Extensions
      * CVE-2026-12458: Incorrect security UI in Passwords
      * CVE-2026-12459: Inappropriate implementation in Serial
      * CVE-2026-12460: Insufficient policy enforcement in File System Access
      * CVE-2026-12461: Out of bounds read in WebRTC
      * CVE-2026-12462: Use after free in Media
      * CVE-2026-12463: Inappropriate implementation in Views
      * CVE-2026-12464: Use after free in Browser
      * CVE-2026-12465: Insufficient validation of untrusted input in Metrics
      * CVE-2026-12466: Heap buffer overflow in WebRTC
      * CVE-2026-12467: Use after free in Extensions
      * CVE-2026-12468: Inappropriate implementation in Updater
      * CVE-2026-12469: Uninitialized Use in GPU



Tenable has extracted the preceding description block directly from the Fedora 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://bodhi.fedoraproject.org/updates/FEDORA-2026-f9a0af40b2");
  script_set_attribute(attribute:"solution", value:
"Update the affected chromium package.");
  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:R/S:C/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-2026-12466");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2026-12440");

  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:"2026/06/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/06/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/06/24");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:43");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:chromium");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Fedora 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/RedHat/release", "Host/RedHat/rpm-list");

  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) || 'Fedora' >!< os_product) audit(AUDIT_OS_NOT, 'Fedora');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'Fedora');
if (! preg(pattern:"^43([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'Fedora 43', 'Fedora ' + os_version);

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$" && 's390' >!< cpu && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Fedora', cpu);

var constraints = [
  {
    'release': '43',
    'pkgs': [
      {'reference':'chromium-149.0.7827.155-1.fc43', 'rpm_spec_vers_cmp':TRUE, '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, 'chromium');
}