Oracle Linux 10 : kernel (ELSA-2025-22854)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Oracle Linux Security Advisory ELSA-2025-22854.
##

include('compat.inc');

if (description)
{
  script_id(277821);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/02/26");

  script_cve_id(
    "CVE-2025-38737",
    "CVE-2025-39925",
    "CVE-2025-39979",
    "CVE-2025-39981",
    "CVE-2025-39982",
    "CVE-2025-39983",
    "CVE-2025-40047",
    "CVE-2025-40058",
    "CVE-2025-40185"
  );

  script_name(english:"Oracle Linux 10 : kernel (ELSA-2025-22854)");

  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 10 host has packages installed that are affected by multiple vulnerabilities as referenced in
the ELSA-2025-22854 advisory.

    - iommu/vt-d: Disallow dirty tracking if incoherent page walk (CKI Backport Bot) [RHEL-125482]
    {CVE-2025-40058}
    - net/mlx5: fs, fix UAF in flow counter release (Michal Schmidt) [RHEL-124432] {CVE-2025-39979}
    - Bluetooth: MGMT: fix crash in set_mesh_sync and set_mesh_complete (CKI Backport Bot) [RHEL-122901]
    {CVE-2025-39981}
    - Bluetooth: MGMT: Fix sparse errors (CKI Backport Bot) [RHEL-122901] {CVE-2025-39981}
    - Bluetooth: MGMT: Fix possible UAFs (CKI Backport Bot) [RHEL-122901] {CVE-2025-39981}
    - Bluetooth: hci_sync: fix set_local_name race condition (CKI Backport Bot) [RHEL-122901] {CVE-2025-39981}
    - Bluetooth: MGMT: set_mesh: update LE scan interval and window (CKI Backport Bot) [RHEL-122901]
    {CVE-2025-39981}
    - Bluetooth: MGMT: Protect mgmt_pending list with its own lock (CKI Backport Bot) [RHEL-122901]
    {CVE-2025-39981}
    - Bluetooth: MGMT: Fix UAF on mgmt_remove_adv_monitor_complete (CKI Backport Bot) [RHEL-122901]
    {CVE-2025-39981}
    - Bluetooth: hci_event: Fix UAF in hci_conn_tx_dequeue (CKI Backport Bot) [RHEL-124134] {CVE-2025-39983}
    - can: j1939: add missing calls in NETDEV_UNREGISTER notification handler (CKI Backport Bot) [RHEL-124110]
    {CVE-2025-39925}
    - can: j1939: implement NETDEV_UNREGISTER notification handler (CKI Backport Bot) [RHEL-124110]
    {CVE-2025-39925}
    - Bluetooth: hci_event: Fix UAF in hci_acl_create_conn_sync (CKI Backport Bot) [RHEL-123824]
    {CVE-2025-39982}
    - ice: ice_adapter: release xa entry on adapter allocation failure (CKI Backport Bot) [RHEL-128472]
    {CVE-2025-40185}
    - cifs: Fix oops due to uninitialised variable (CKI Backport Bot) [RHEL-120562] {CVE-2025-38737}

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-2025-22854.html");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/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:L/AC:L/PR:L/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:"cvss_score_source", value:"CVE-2025-39925");

  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:"2025/09/05");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/12/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/12/09");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:10");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:10:1:baseos_patch");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-abi-stablelists");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-cross-headers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug-devel-matched");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug-modules");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug-modules-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug-modules-extra");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-debug-uki-virt");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-devel-matched");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-headers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-modules");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-modules-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-modules-extra");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-modules-extra-matched");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-tools");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-tools-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-tools-libs-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uki-virt");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:kernel-uki-virt-addons");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:libperf");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:perf");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:python3-perf");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:rtla");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:rv");
  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) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("linux_alt_patch_detect.nasl", "ssh_get_info.nasl");
  script_require_keys("Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/local_checks_enabled");

  exit(0);
}


include('rpm2.inc');
include('ksplice.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:"^10([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'Oracle Linux 10.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 machine_uptrack_level = get_one_kb_item('Host/livepatch-kernel-version');
var livepatch_source = get_one_kb_item('Host/livepatch-kernel-source');
if (empty_or_null(livepatch_source)) livepatch_source = 'KSplice';

if (machine_uptrack_level)
{
  var trimmed_uptrack_level = ereg_replace(string:machine_uptrack_level, pattern:"\.(x86_64|i[3-6]86|aarch64)$", replace:'');
  var fixed_uptrack_levels = ['6.12.0-124.20.1.el10_1'];
  foreach var fixed_uptrack_level ( fixed_uptrack_levels ) {
    if (rpm_spec_vers_cmp(a:trimmed_uptrack_level, b:fixed_uptrack_level) >= 0)
    {
      audit(AUDIT_PATCH_INSTALLED, livepatch_source + ' hotfix for ELSA-2025-22854');
    }
  }
  __rpm_report = 'Running ' + livepatch_source + ' level of ' + trimmed_uptrack_level + ' does not meet the minimum fixed level of ' + join(fixed_uptrack_levels, sep:' / ') + ' for this advisory.\n\n';
}

var kernel_major_minor = get_kb_item('Host/uname/major_minor');
if (empty_or_null(kernel_major_minor)) exit(1, 'Unable to determine kernel major-minor level.');
var expected_kernel_major_minor = '6.12';
if (kernel_major_minor != expected_kernel_major_minor)
  audit(AUDIT_OS_NOT, 'running kernel level ' + expected_kernel_major_minor + ', it is running kernel level ' + kernel_major_minor);

var constraints = [
  {
    'release': '10',
    'pkgs': [
      {'reference':'kernel-cross-headers-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-headers-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-tools-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-tools-libs-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-tools-libs-devel-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'libperf-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'perf-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'python3-perf-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'rtla-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'rv-6.12.0-124.20.1.el10_1', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-abi-stablelists-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-core-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-cross-headers-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-debug-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-debug-core-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-debug-devel-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-debug-devel-matched-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-debug-modules-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-debug-modules-core-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-debug-modules-extra-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-debug-uki-virt-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-devel-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-devel-matched-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-headers-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-modules-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-modules-core-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-modules-extra-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-modules-extra-matched-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-tools-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-tools-libs-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-tools-libs-devel-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-uki-virt-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'kernel-uki-virt-addons-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'libperf-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'perf-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'python3-perf-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'rtla-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'rv-6.12.0-124.20.1.el10_1', 'cpu':'x86_64', 'rpm_spec_vers_cmp':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_WARNING,
      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, 'kernel / kernel-abi-stablelists / kernel-core / etc');
}