Fedora 42 : cef (2025-7605ca0d7d)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
# The descriptive text and package checks in this plugin were
# extracted from Fedora Security Advisory FEDORA-2025-7605ca0d7d
#

include('compat.inc');

if (description)
{
  script_id(279490);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/20");

  script_cve_id(
    "CVE-2025-13630",
    "CVE-2025-13631",
    "CVE-2025-13632",
    "CVE-2025-13633",
    "CVE-2025-13634",
    "CVE-2025-13635",
    "CVE-2025-13636",
    "CVE-2025-13637",
    "CVE-2025-13638",
    "CVE-2025-13639",
    "CVE-2025-13640",
    "CVE-2025-13720",
    "CVE-2025-13721",
    "CVE-2025-14765",
    "CVE-2025-14766"
  );
  script_xref(name:"FEDORA", value:"2025-7605ca0d7d");

  script_name(english:"Fedora 42 : cef (2025-7605ca0d7d)");

  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 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the
FEDORA-2025-7605ca0d7d advisory.

    Update to cef-143.0.10+g8aed01b + chromium-143.0.7499.146 (rhbz#2423482)

    * High CVE-2025-14765: Use after free in WebGPU
    * High CVE-2025-14766: Out of bounds read and write in V8
    * High CVE-2025-13630: Type Confusion in V8
    * High CVE-2025-13631: Inappropriate implementation in Google Updater
    * High CVE-2025-13632: Inappropriate implementation in DevTools
    * High CVE-2025-13633: Use after free in Digital Credentials
    * Medium CVE-2025-13634: Inappropriate implementation in Downloads
    * Medium CVE-2025-13720: Bad cast in Loader
    * Medium CVE-2025-13721: Race in v8
    * Low CVE-2025-13635: Inappropriate implementation in Downloads
    * Low CVE-2025-13636: Inappropriate implementation in Split View
    * Low CVE-2025-13637: Inappropriate implementation in Downloads
    * Low CVE-2025-13638: Use after free in Media Stream
    * Low CVE-2025-13639: Inappropriate implementation in WebRTC
    * Low CVE-2025-13640: Inappropriate implementation in Passwords



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-2025-7605ca0d7d");
  script_set_attribute(attribute:"solution", value:
"Update the affected cef 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: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-2025-14766");

  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:"2025/12/02");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/12/12");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/12/21");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:42");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:cef");
  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) 2025-2026 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:"^42([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'Fedora 42', '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': '42',
    'pkgs': [
      {'reference':'cef-143.0.10^chromium143.0.7499.146-1.fc42', '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, 'cef');
}