RHEL 9 : Satellite 6.19 (RHSA-2026:92861)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2026:92861. The text
# itself is copyright (C) Red Hat, Inc.
##

include('compat.inc');

if (description)
{
  script_id(374295);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/30");

  script_cve_id(
    "CVE-2026-15307",
    "CVE-2026-18660",
    "CVE-2026-19203",
    "CVE-2026-56853",
    "CVE-2026-59646",
    "CVE-2026-68497",
    "CVE-2026-73619",
    "CVE-2026-78667",
    "CVE-2026-78669",
    "CVE-2026-78677",
    "CVE-2026-84445",
    "CVE-2026-87819",
    "CVE-2026-89407",
    "CVE-2026-89425",
    "CVE-2026-94440",
    "CVE-2026-96640",
    "CVE-2026-96643",
    "CVE-2026-96778",
    "CVE-2026-97031",
    "CVE-2026-97687",
    "CVE-2026-97689",
    "CVE-2026-110856",
    "CVE-2026-110857",
    "CVE-2026-110858",
    "CVE-2026-110859",
    "CVE-2026-111497",
    "CVE-2026-111943",
    "CVE-2026-112390",
    "CVE-2026-112391",
    "CVE-2026-112392",
    "CVE-2026-112393",
    "CVE-2026-112397",
    "CVE-2026-112398",
    "CVE-2026-112399",
    "CVE-2026-112400",
    "CVE-2026-112402",
    "CVE-2026-112403",
    "CVE-2026-112404",
    "CVE-2026-112405",
    "CVE-2026-112406",
    "CVE-2026-112892",
    "CVE-2026-112893",
    "CVE-2026-112894",
    "CVE-2026-112895",
    "CVE-2026-112896",
    "CVE-2026-112897",
    "CVE-2026-114145"
  );
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2026/11/10");
  script_xref(name:"RHSA", value:"2026:92861");

  script_name(english:"RHEL 9 : Satellite 6.19 (RHSA-2026:92861)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing one or more security updates for Satellite 6.19.");
  script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as
referenced in the RHSA-2026:92861 advisory.

    This advisory provides security fixes for affected packages used by Red Hat Satellite. The updates address
    the vulnerabilities described below.

    Security Fix(es):

    * python-django and python3.12-django: Remote code execution via GeoDjango spatial lookups
    (CVE-2026-15307).
    * yggdrasil-worker-forwarder: Denial of Service in Go net/http due to unencrypted HTTP/2 connections
    (CVE-2026-56853).
    * yggdrasil-worker-forwarder: Denial of Service via malformed RPC requests in gRPC-Go (CVE-2026-84445).
    * yggdrasil-worker-forwarder: Denial of Service via multiple ECH outer extension references in crypto/tls
    (CVE-2026-97031).
    * yggdrasil-worker-forwarder: Denial of Service via crafted HTTP Range headers in Go (CVE-2026-78667).
    * yggdrasil-worker-forwarder: Denial of Service via excessive HTTP/2 SETTINGS frames in net/http
    (CVE-2026-78669).
    * yggdrasil-worker-forwarder: Man-in-the-middle attacks via untrusted intermediate certificates in
    crypto/x509 (CVE-2026-111943).
    * yggdrasil-worker-forwarder: golang: Denial of Service via memory limit bypass in multipart form parsing
    (CVE-2026-94440).
    * openvox-server: Denial of Service via unchecked DTLS handshake reassembler buffer allocation in Bouncy
    Castle for Java (CVE-2026-59646).
    * openvox-server: CPU Denial of Service via unbounded numeric parsing in jackson-databind
    (CVE-2026-68497).
    * openvox-server: HTTP request smuggling via crafted chunked requests in Jetty (CVE-2026-19203).
    * openvox-server: Denial of Service via regular expression backtracking in jackson-core (CVE-2026-89407).
    * openvox-server: Denial of Service via unbounded StringBuilder growth during malformed token processing
    in jackson-core (CVE-2026-89425).
    * openvox-server: Access control bypass via case-sensitive host filtering in Eclipse Jetty
    (CVE-2026-18660).
    * python3.12-urllib3: Denial of Service via unbounded memory allocation in the chunk parser
    (CVE-2026-97689).
    * python3.12-urllib3: Traffic interception via HTTPS proxy TLS configuration override (CVE-2026-97687).
    * python3.12-gitpython: Denial of Service via a crafted commit author field (CVE-2026-87819).
    * python3.12-gitpython: Denial of Service via regular expression backtracking in date parsing
    (CVE-2026-110856).
    * python3.12-gitpython: Arbitrary code execution via improper submodule path validation (CVE-2026-114145).
    * python3.12-gitpython: Command injection via Remote.pull() refspec in GitPython before 3.2.0
    (CVE-2026-110858).
    * python3.12-gitpython: Arbitrary file read via argument injection in branch checkout (CVE-2026-110859).
    * python3.12-gitpython: Arbitrary code execution via unsafe URL protocol handling (CVE-2026-110857).
    * python3.12-gitpython: Arbitrary code execution via path traversal (CVE-2026-78677).
    * python-gitpython: Arbitrary file read via Repo.archive() (CVE-2026-73619).
    * python3.12-pillow: Heap buffer overflow in ImagingJpegDecode (CVE-2026-112403).
    * python3.12-pillow: Heap buffer overflow in FlashPix (FPX) JPEG decoding leading to code execution
    (CVE-2026-112398).
    * python3.12-pillow: Heap buffer overflow in _tiffWriteProc when saving TIFF to BytesIO (CVE-2026-112393).
    * python3.12-pillow: Denial of Service via unbounded recursion in the PDF parser (CVE-2026-112391).
    * python3.12-pillow: Denial of Service via unbounded memory expansion in MSP image decoder CVE-2026-112892
    * python3.12-pillow: Denial of Service via repeated EXIF headers CVE-2026-96643
    * python3.12-pillow: Denial of Service via duplicate page references in PDF files CVE-2026-96640
    * python3.12-pillow: Arbitrary code execution via JPEG encoder buffer overflow CVE-2026-96778
    * python3.12-pillow: Denial of Service via infinite loop during PDF page rewriting CVE-2026-112406
    * python3.12-pillow: Denial of Service via out-of-bounds read in TIFF decoding CVE-2026-112404
    * python3.12-pillow: Denial of Service via out-of-bounds read in TIFF encoder CVE-2026-112896
    * python3.12-pillow: Information disclosure via uninitialized buffer in TIFF decoding CVE-2026-112897
    * python3.12-pillow: Denial of Service via invalid pointer free during font rendering CVE-2026-112893
    * python3.12-pillow: Denial of Service via double free during image transformation CVE-2026-112402
    * python3.12-pillow: Denial of Service via crafted PDF during append operations CVE-2026-112895
    * python3.12-pillow: Denial of Service via crafted multi-frame image conversion CVE-2026-112894
    * python3.12-pillow: Denial of Service via memory exhaustion from crafted GIF image CVE-2026-112400
    * python3.12-pillow: Denial of Service via out-of-bounds memory access on zero-width images
    CVE-2026-112397
    * python3.12-pillow: Denial of Service via zero-size images in rank filters CVE-2026-112392
    * python3.12-pillow: Denial of Service via crafted APNG image CVE-2026-112399
    * python3.12-pillow: Denial of Service via null pointer dereference in Image merge CVE-2026-112405
    * python3.12-pillow: Denial of Service via infinite loop during crafted MIC image parsing CVE-2026-112390
    * python3.12-pillow: Denial of Service via unbounded recursion in PDF parser CVE-2026-112391
    * python3.12-brotli: Out-of-bounds write in the Google Brotli decoder (CVE-2026-111497).

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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://access.redhat.com/security/updates/classification/#critical");
  # https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_92861.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?afc78b59");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2026:92861");
  script_set_attribute(attribute:"solution", value:
"Update the RHEL Satellite 6.19 package based on the guidance in RHSA-2026:92861.");
  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:H/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:H/RL:O/RC:C");
  script_set_attribute(attribute:"cvss4_vector", value:"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N");
  script_set_attribute(attribute:"cvss4_threat_vector", value:"CVSS:4.0/E:A");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-96778");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2026-112403");
  script_set_attribute(attribute:"cvss4_score_source", value:"CVE-2026-112403");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(22, 73, 88, 124, 125, 131, 178, 295, 400, 409, 434, 444, 476, 606, 763, 770, 787, 835, 908, 1050, 1333, 1341);
  script_set_attribute(attribute:"vendor_severity", value:"Critical");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/05/14");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/10/29");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/30");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:9");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openvox-agent");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:openvox-server");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3.12-brotli");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3.12-django");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3.12-gitpython");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3.12-pillow");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3.12-pulp-ansible");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:python3.12-urllib3");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:yggdrasil-worker-forwarder");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Red Hat 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", "redhat_repos.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu");

  exit(0);
}


include('rpm2.inc');
include('rhel.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) || 'Red Hat' >!< os_product) audit(AUDIT_OS_NOT, 'Red Hat');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'Red Hat');
if (!rhel_check_release(operator: 'ge', os_version: os_version, rhel_version: '9')) audit(AUDIT_OS_NOT, 'Red Hat 9.x', 'Red Hat ' + 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 && 'ppc' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Red Hat', cpu);

var constraints = [
  {
    'release': '9',
    'repo_relative_urls': [
      'content/dist/layered/rhel9/x86_64/sat-capsule/6.19/debug',
      'content/dist/layered/rhel9/x86_64/sat-capsule/6.19/os',
      'content/dist/layered/rhel9/x86_64/sat-capsule/6.19/source/SRPMS',
      'content/dist/layered/rhel9/x86_64/satellite/6.19/debug',
      'content/dist/layered/rhel9/x86_64/satellite/6.19/os',
      'content/dist/layered/rhel9/x86_64/satellite/6.19/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'openvox-agent-8.31.1-1.el9sat', 'cpu':'x86_64', 'el_string':'el9sat', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'satellite-6', 'cves':['CVE-2026-89407', 'CVE-2026-112403']},
      {'reference':'openvox-server-8.17.0-1.el9sat', 'el_string':'el9sat', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'satellite-6', 'cves':['CVE-2026-18660', 'CVE-2026-19203', 'CVE-2026-59646', 'CVE-2026-68497', 'CVE-2026-89425', 'CVE-2026-112403']},
      {'reference':'python3.12-brotli-1.2.1-1.el9pc', 'cpu':'x86_64', 'el_string':'el9pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'satellite-6', 'cves':['CVE-2026-111497', 'CVE-2026-112403']},
      {'reference':'python3.12-django-4.2.30-3.el9pc', 'el_string':'el9pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'satellite-6', 'cves':['CVE-2026-15307', 'CVE-2026-112403']},
      {'reference':'python3.12-gitpython-3.2.1-1.el9pc', 'el_string':'el9pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'satellite-6', 'cves':['CVE-2026-73619', 'CVE-2026-78677', 'CVE-2026-87819', 'CVE-2026-110856', 'CVE-2026-110857', 'CVE-2026-110858', 'CVE-2026-110859', 'CVE-2026-112403', 'CVE-2026-114145']},
      {'reference':'python3.12-pillow-13.0.0-1.el9pc', 'cpu':'x86_64', 'el_string':'el9pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'satellite-6', 'cves':['CVE-2026-96640', 'CVE-2026-96643', 'CVE-2026-96778', 'CVE-2026-112390', 'CVE-2026-112391', 'CVE-2026-112392', 'CVE-2026-112393', 'CVE-2026-112397', 'CVE-2026-112398', 'CVE-2026-112399', 'CVE-2026-112400', 'CVE-2026-112402', 'CVE-2026-112403', 'CVE-2026-112404', 'CVE-2026-112405', 'CVE-2026-112406', 'CVE-2026-112892', 'CVE-2026-112893', 'CVE-2026-112894', 'CVE-2026-112895', 'CVE-2026-112896', 'CVE-2026-112897']},
      {'reference':'python3.12-pulp-ansible-0.28.10-1.el9pc', 'el_string':'el9pc', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1', 'exists_check':'satellite-6', 'cves':['CVE-2026-112403']},
      {'reference':'python3.12-urllib3-2.8.0-1.el9pc', 'el_string':'el9pc', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'satellite-6', 'cves':['CVE-2026-97687', 'CVE-2026-97689', 'CVE-2026-112403']}
    ]
  },
  {
    'release': '9',
    'repo_relative_urls': [
      'content/dist/layered/rhel9/x86_64/satellite/6.19/debug',
      'content/dist/layered/rhel9/x86_64/satellite/6.19/os',
      'content/dist/layered/rhel9/x86_64/satellite/6.19/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'yggdrasil-worker-forwarder-0.1.1-1.el9sat', 'cpu':'x86_64', 'el_string':'el9sat', 'rpm_spec_vers_cmp':TRUE, 'exists_check':'satellite-6', 'cves':['CVE-2026-56853', 'CVE-2026-78667', 'CVE-2026-78669', 'CVE-2026-84445', 'CVE-2026-94440', 'CVE-2026-97031', 'CVE-2026-111943', 'CVE-2026-112403']}
    ]
  }
];

var applicable_repo_urls = rhel_determine_applicable_repository_urls(constraints:constraints);
if(applicable_repo_urls == RHEL_REPOS_NO_OVERLAP_MESSAGE) exit(0, RHEL_REPO_NOT_ENABLED);

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 repo_relative_urls;
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;
  }

  if (!empty_or_null(constraint['repo_relative_urls'])) repo_relative_urls = constraint['repo_relative_urls'];

  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 &&
        rhel_decide_repo_relative_url_check(required_repo_url_list:repo_relative_urls) &&
        (applicable_repo_urls || (!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)
{
  var extra = NULL;
  if (isnull(applicable_repo_urls) || !applicable_repo_urls) extra = rpm_report_get() + redhat_report_repo_caveat();
  else extra = rpm_report_get();
  security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      extra      : extra
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'openvox-agent / openvox-server / python3.12-brotli / etc');
}