Debian DSA-5154-1 : webkit2gtk - security update

#
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Debian Security Advisory dsa-5154. The text
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('compat.inc');

if (description)
{
  script_id(161747);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/10/26");

  script_cve_id(
    "CVE-2022-26700",
    "CVE-2022-26709",
    "CVE-2022-26716",
    "CVE-2022-26717",
    "CVE-2022-26719",
    "CVE-2022-30293",
    "CVE-2022-30294"
  );

  script_name(english:"Debian DSA-5154-1 : webkit2gtk - 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 10 / 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the
dsa-5154 advisory.

  - A memory corruption issue was addressed with improved state management. This issue is fixed in tvOS 15.5,
    watchOS 8.6, iOS 15.5 and iPadOS 15.5, macOS Monterey 12.4, Safari 15.5. Processing maliciously crafted
    web content may lead to code execution. (CVE-2022-26700)

  - A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.5,
    iOS 15.5 and iPadOS 15.5, watchOS 8.6, macOS Monterey 12.4, Safari 15.5. Processing maliciously crafted
    web content may lead to arbitrary code execution. (CVE-2022-26709)

  - A memory corruption issue was addressed with improved state management. This issue is fixed in tvOS 15.5,
    iOS 15.5 and iPadOS 15.5, watchOS 8.6, macOS Monterey 12.4, Safari 15.5. Processing maliciously crafted
    web content may lead to arbitrary code execution. (CVE-2022-26716, CVE-2022-26719)

  - A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.5,
    watchOS 8.6, iOS 15.5 and iPadOS 15.5, macOS Monterey 12.4, Safari 15.5, iTunes 12.12.4 for Windows.
    Processing maliciously crafted web content may lead to arbitrary code execution. (CVE-2022-26717)

  - In WebKitGTK through 2.36.0 (and WPE WebKit), there is a heap-based buffer overflow in
    WebCore::TextureMapperLayer::setContentsLayer in WebCore/platform/graphics/texmap/TextureMapperLayer.cpp.
    (CVE-2022-30293)

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://www.debian.org/security/2022/dsa-5154");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2022-26700");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2022-26709");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2022-26716");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2022-26717");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2022-26719");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2022-30293");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2022-30294");
  script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/buster/webkit2gtk");
  script_set_attribute(attribute:"see_also", value:"https://packages.debian.org/source/bullseye/webkit2gtk");
  script_set_attribute(attribute:"solution", value:
"Upgrade the webkit2gtk packages.

For the stable distribution (bullseye), these problems have been fixed in version 2.36.3-1~deb11u1.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/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:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2022-30294");

  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:"2022/05/06");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/06/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/06/01");

  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-4.0-37-gtk2");
  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:10.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:11.0");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2022-2023 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 release = get_kb_item('Host/Debian/release');
if ( isnull(release) ) audit(AUDIT_OS_NOT, 'Debian');
var release = chomp(release);
if (! preg(pattern:"^(10)\.[0-9]+|^(11)\.[0-9]+", string:release)) audit(AUDIT_OS_NOT, 'Debian 10.0 / 11.0', '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': '10.0', 'prefix': 'gir1.2-javascriptcoregtk-4.0', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'gir1.2-webkit2-4.0', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'libjavascriptcoregtk-4.0-18', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'libjavascriptcoregtk-4.0-bin', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'libjavascriptcoregtk-4.0-dev', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'libwebkit2gtk-4.0-37', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'libwebkit2gtk-4.0-37-gtk2', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'libwebkit2gtk-4.0-dev', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'libwebkit2gtk-4.0-doc', 'reference': '2.36.3-1~deb10u1'},
    {'release': '10.0', 'prefix': 'webkit2gtk-driver', 'reference': '2.36.3-1~deb10u1'},
    {'release': '11.0', 'prefix': 'gir1.2-javascriptcoregtk-4.0', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'gir1.2-webkit2-4.0', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libjavascriptcoregtk-4.0-18', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libjavascriptcoregtk-4.0-bin', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libjavascriptcoregtk-4.0-dev', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libwebkit2gtk-4.0-37', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libwebkit2gtk-4.0-37-gtk2', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libwebkit2gtk-4.0-dev', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'libwebkit2gtk-4.0-doc', 'reference': '2.36.3-1~deb11u1'},
    {'release': '11.0', 'prefix': 'webkit2gtk-driver', 'reference': '2.36.3-1~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');
}