Debian dla-4414 : gir1.2-javascriptcoregtk-4.0 - security update

#%NASL_MIN_LEVEL 80900
#
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory dla-4414. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('compat.inc');

if (description)
{
  script_id(279111);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/12/18");

  script_cve_id(
    "CVE-2025-14174",
    "CVE-2025-43501",
    "CVE-2025-43529",
    "CVE-2025-43531",
    "CVE-2025-43535",
    "CVE-2025-43536",
    "CVE-2025-43541"
  );
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2026/01/02");
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2026/01/05");

  script_name(english:"Debian dla-4414 : gir1.2-javascriptcoregtk-4.0 - security update");

  script_set_attribute(attribute:"synopsis", value:
"The remote Debian host is missing one or more security-related updates.");
  script_set_attribute(attribute:"description", value:
"The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the
dla-4414 advisory.

    - -------------------------------------------------------------------------
    Debian LTS Advisory DLA-4414-1                [email protected]
    https://www.debian.org/lts/security/               Emilio Pozuelo Monfort
    December 18, 2025                             https://wiki.debian.org/LTS
    - -------------------------------------------------------------------------

    Package        : webkit2gtk
    Version        : 2.50.4-1~deb11u1
    CVE ID         : CVE-2025-14174 CVE-2025-43501 CVE-2025-43529 CVE-2025-43531
                     CVE-2025-43535 CVE-2025-43536 CVE-2025-43541

    The following vulnerabilities have been discovered in the WebKitGTK
    web engine:

    CVE-2025-14174

        Apple and the Google Threat Analysis Group discovered that
        processing maliciously crafted web content may lead to memory
        corruption. Apple is aware of a report that this issue may have
        been exploited in an extremely sophisticated attack against
        specific targeted individuals on versions of iOS before iOS 26.
        CVE-2025-43529 was also issued in response to this report.

    CVE-2025-43501

        Hossein Lotfi discovered that processing maliciously crafted web
        content may lead to an unexpected process crash.

    CVE-2025-43529

        The Google Threat Analysis Group discovered that processing
        maliciously crafted web content may lead to arbitrary code
        execution. Apple is aware of a report that this issue may have
        been exploited in an extremely sophisticated attack against
        specific targeted individuals on versions of iOS before iOS 26.
        CVE-2025-14174 was also issued in response to this report.

    CVE-2025-43531

        Phil Pizlo discovered that processing maliciously crafted web
        content may lead to an unexpected process crash.

    CVE-2025-43535

        Google Big Sleep / Nan Wang discovered that processing maliciously
        crafted web content may lead to an unexpected process crash.

    CVE-2025-43536

        Nan Wang discovered that processing maliciously crafted web
        content may lead to an unexpected process crash.

    CVE-2025-43541

        Hossein Lotfi discovered that processing maliciously crafted web
        content may lead to an unexpected process crash.

    For Debian 11 bullseye, these problems have been fixed in version
    2.50.4-1~deb11u1.

    We recommend that you upgrade your webkit2gtk packages.

    For the detailed security status of webkit2gtk please refer to
    its security tracker page at:
    https://security-tracker.debian.org/tracker/webkit2gtk

    Further information about Debian LTS security advisories, how to apply
    these updates to your system and frequently asked questions can be
    found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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://security-tracker.debian.org/tracker/source-package/webkit2gtk");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-14174");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-43501");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-43529");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-43531");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-43535");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-43536");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2025-43541");
  script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/bullseye/webkit2gtk");
  script_set_attribute(attribute:"solution", value:
"Upgrade the gir1.2-javascriptcoregtk-4.0 packages.");
  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:F/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:F/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2025-43529");

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

  script_set_attribute(attribute:"vuln_publication_date", value:"2025/12/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/12/18");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/12/18");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:gir1.2-javascriptcoregtk-4.0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:gir1.2-webkit2-4.0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libjavascriptcoregtk-4.0-18");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libjavascriptcoregtk-4.0-bin");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libjavascriptcoregtk-4.0-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libwebkit2gtk-4.0-37");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libwebkit2gtk-4.0-dev");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libwebkit2gtk-4.0-doc");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:webkit2gtk-driver");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:11.0");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2025 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");

  exit(0);
}

include('debian_package.inc');

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);

var debian_release = get_kb_item('Host/Debian/release');
if ( isnull(debian_release) ) audit(AUDIT_OS_NOT, 'Debian');
debian_release = chomp(debian_release);
if (! preg(pattern:"^(11)\.[0-9]+", string:debian_release)) audit(AUDIT_OS_NOT, 'Debian 11.0', 'Debian ' + debian_release);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Debian', cpu);

var pkgs = [
    {'release': '11.0', 'prefix': 'gir1.2-javascriptcoregtk-4.0', 'reference': '2.50.4-1~deb11u1'},
    {'release': '11.0', 'prefix': 'gir1.2-webkit2-4.0', 'reference': '2.50.4-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libjavascriptcoregtk-4.0-18', 'reference': '2.50.4-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libjavascriptcoregtk-4.0-bin', 'reference': '2.50.4-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libjavascriptcoregtk-4.0-dev', 'reference': '2.50.4-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libwebkit2gtk-4.0-37', 'reference': '2.50.4-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libwebkit2gtk-4.0-dev', 'reference': '2.50.4-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libwebkit2gtk-4.0-doc', 'reference': '2.50.4-1~deb11u1'},
    {'release': '11.0', 'prefix': 'webkit2gtk-driver', 'reference': '2.50.4-1~deb11u1'}
];

var flag = 0;
foreach package_array ( pkgs ) {
  var _release = NULL;
  var prefix = NULL;
  var reference = NULL;
  if (!empty_or_null(package_array['release'])) _release = package_array['release'];
  if (!empty_or_null(package_array['prefix'])) prefix = package_array['prefix'];
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (_release && prefix && reference) {
    if (deb_check(release:_release, prefix:prefix, reference:reference)) flag++;
  }
}

if (flag)
{
  security_report_v4(
    port       : 0,
    severity   : SECURITY_HOLE,
    extra      : deb_report_get()
  );
  exit(0);
}
else
{
  var tested = deb_pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'gir1.2-javascriptcoregtk-4.0 / gir1.2-webkit2-4.0 / etc');
}