Oracle Linux 8 : nodejs:22 (ELSA-2026-75870)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Oracle Linux Security Advisory ELSA-2026-75870.
##

include('compat.inc');

if (description)
{
  script_id(368020);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/22");

  script_cve_id("CVE-2026-9496", "CVE-2026-19534");

  script_name(english:"Oracle Linux 8 : nodejs:22 (ELSA-2026-75870)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Oracle Linux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the
ELSA-2026-75870 advisory.

    - Patches pacote CVE and updates undici to 6.28.1
      Fixes: CVE-2026-9496 CVE-2026-19534
      Resolves: RHEL-259888 RHEL-255268

    nodejs-nodemon
    - Rebase npm/brace-expansion to 5.0.9
      Fixes: CVE-2026-69152
      Resolves: RHEL-223760

    nodejs-packaging

Tenable has extracted the preceding description block directly from the Oracle Linux 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://linux.oracle.com/errata/ELSA-2026-75870.html");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/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:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:P");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-9496");

  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:"2026/05/26");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/10/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/20");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:8");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nodejs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nodejs-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nodejs-docs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nodejs-full-i18n");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nodejs-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nodejs-nodemon");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nodejs-packaging");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:nodejs-packaging-bundler");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:npm");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:v8-12.4-devel");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  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) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:os_product)) audit(AUDIT_OS_NOT, 'Oracle Linux');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'Oracle Linux');
if (! preg(pattern:"^8([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'Oracle Linux 8.x', 'Oracle Linux ' + 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$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Oracle Linux', cpu);

var module_ver = get_kb_item('Host/RedHat/appstream/nodejs');
if (isnull(module_ver)) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module nodejs:22');
if ('22' >!< module_ver) audit(AUDIT_PACKAGE_NOT_AFFECTED, 'Module nodejs:' + module_ver);

var constraints = {
  'nodejs:22': [
    {
      'release': '8',
      'pkgs': [
        {'reference':'nodejs-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-devel-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-docs-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-full-i18n-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-libs-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-nodemon-3.1.14-2.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'nodejs-packaging-2021.06-4.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'nodejs-packaging-bundler-2021.06-4.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'npm-10.9.8-1.22.23.2.2.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'v8-12.4-devel-12.4.254.21-1.22.23.2.2.module+el8.10.0+91061+02523cc0', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'3'},
        {'reference':'nodejs-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-devel-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-docs-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-full-i18n-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-libs-22.23.2-2.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'nodejs-nodemon-3.1.14-2.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'nodejs-packaging-2021.06-4.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'nodejs-packaging-bundler-2021.06-4.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'npm-10.9.8-1.22.23.2.2.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
        {'reference':'v8-12.4-devel-12.4.254.21-1.22.23.2.2.module+el8.10.0+91061+02523cc0', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE, 'epoch':'3'}
      ]
    }
  ]
};

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;
var appstreams_found = 0;
var appstream;
var appstream_name;
var appstream_version;
foreach var module (keys(constraints)) {
  appstream = NULL;
  appstream_name = NULL;
  appstream_version = NULL;
  appstream_split = split(module, sep:':', keep:FALSE);
  if (!empty_or_null(appstream_split)) {
    appstream_name = appstream_split[0];
    appstream_version = appstream_split[1];
    if (!empty_or_null(appstream_name)) appstream = get_one_kb_item('Host/RedHat/appstream/' + appstream_name);
  }
  if (!empty_or_null(appstream) && appstream_version == appstream || appstream_name == 'all') {
    appstreams_found++;
    foreach var module_array ( constraints[module] ) {
      # Check that the target release is equal to the affected release
      if (!empty_or_null(module_array['release'])){
        if (module_array['release'] != os_release) continue;
      }
      if (!empty_or_null(module_array['sp'])){
        if (module_array['sp'] != os_sp) continue;
      }
      foreach var package_array ( module_array['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(package_array['reference'])) reference = package_array['reference'];
        if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
        if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
        if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
        if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
        if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
        if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
        if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
        if (!empty_or_null(package_array['cves'])) cves = package_array['cves'];
        if (reference &&
            (!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 (!appstreams_found) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module nodejs:22');

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, 'nodejs / nodejs-devel / nodejs-docs / etc');
}