AlmaLinux 8 : kernel (ALSA-2026:89083)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# AlmaLinux Security Advisory ALSA-2026:89083.
##

include('compat.inc');

if (description)
{
  script_id(372210);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/27");

  script_cve_id(
    "CVE-2026-53236",
    "CVE-2026-53388",
    "CVE-2026-64378",
    "CVE-2026-68136",
    "CVE-2026-68138",
    "CVE-2026-68140",
    "CVE-2026-68338",
    "CVE-2026-68476",
    "CVE-2026-80586",
    "CVE-2026-80824",
    "CVE-2026-81003",
    "CVE-2026-89638",
    "CVE-2026-99999"
  );
  script_xref(name:"ALSA", value:"2026:89083");
  script_xref(name:"RHSA", value:"2026:89083");

  script_name(english:"AlmaLinux 8 : kernel (ALSA-2026:89083)");

  script_set_attribute(attribute:"synopsis", value:
"The remote AlmaLinux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the
ALSA-2026:89083 advisory.

    * kernel: tcp: restrict SO_ATTACH_FILTER to priv users (CVE-2026-53236)
      * kernel: fuse: re-lock request before replacing page cache folio (CVE-2026-53388)
      * kernel: writeback: fix race between cgroup_writeback_umount() and inode_switch_wbs() (CVE-2026-64378)
      * kernel: net: gro: fix double aggregation of flush-marked skbs (CVE-2026-68136)
      * kernel: net/packet: avoid fanout hook re-registration after unregister (CVE-2026-68338)
      * kernel: net/iucv: fix use-after-free of a severed iucv_path (CVE-2026-68140)
      * kernel: net/sched: serialize qdisc_rtab_list against concurrent get/put (CVE-2026-68138)
      * kernel: ipvs: reload ip header after head reallocation (CVE-2026-68476)
      * kernel: mptcp: options: reset DSS fields in case of unexpected size (CVE-2026-80586)
      * kernel: usb: usbfs: fix use-after-free of usb_device in usbdev_release() (CVE-2026-80824)
      * kernel: smb: client: clear setuid/setgid bit on write with cifsacl/modefromsid/posix extensions
    (CVE-2026-89638)
      * kernel: net/iucv: filter frames in afiucv_hs_rcv() by ingress device (CVE-2026-81003)
      * kernel: ipv4: validate checksum_start before completing checksum


    (CVE-2026-99999)

    Bug Fix(es) and Enhancement(s):

      * Backport 6785011f8b16 (ipv4: validate checksum_start before completing checksum) [almalinux-8.10.z]
    (JIRA:AlmaLinux-280584)

Tenable has extracted the preceding description block directly from the AlmaLinux 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://errata.almalinux.org/8/ALSA-2026-89083.html");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2026:89083");
  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:POC/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:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-53236");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(266, 281, 364, 367, 476, 787, 824, 825, 940);

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/06/25");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/10/24");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/27");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:bpftool");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-abi-stablelists");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-cross-headers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-debug");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-debug-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-debug-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-debug-modules");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-debug-modules-extra");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-headers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-modules");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-modules-extra");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-tools");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-tools-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-tools-libs-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-zfcpdump");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-zfcpdump-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-zfcpdump-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-zfcpdump-modules");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:kernel-zfcpdump-modules-extra");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:perf");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:python3-perf");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::appstream");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::baseos");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::highavailability");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::nfv");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::powertools");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::realtime");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::resilientstorage");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::sap");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::sap_hana");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::supplementary");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Alma 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", "linux_alt_patch_detect.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/AlmaLinux/release", "Host/AlmaLinux/rpm-list", "Host/cpu");

  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) || 'AlmaLinux' >!< os_product) audit(AUDIT_OS_NOT, 'AlmaLinux');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'AlmaLinux');
if (! preg(pattern:"^8([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'AlmaLinux 8.x', 'AlmaLinux ' + os_version);

if (!get_kb_item('Host/AlmaLinux/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('aarch64' >!< cpu && 'ppc' >!< cpu && 's390' >!< cpu && 'x86_64' >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'AlmaLinux', cpu);

if (get_one_kb_item('Host/ksplice/kernel-cves'))
{
  var livepatch_source = get_one_kb_item('Host/livepatch-kernel-source');
  if (empty_or_null(livepatch_source)) livepatch_source = 'KSplice';
  rm_kb_item(name:'Host/livepatch-kernel-version');

  var cve_list = make_list('CVE-2026-53236', 'CVE-2026-53388', 'CVE-2026-64378', 'CVE-2026-68136', 'CVE-2026-68138', 'CVE-2026-68140', 'CVE-2026-68338', 'CVE-2026-68476', 'CVE-2026-80586', 'CVE-2026-80824', 'CVE-2026-81003', 'CVE-2026-89638', 'CVE-2026-99999');
  if (ksplice_cves_check(cve_list))
  {
    audit(AUDIT_PATCH_INSTALLED, livepatch_source + ' hotfix for ALSA-2026:89083');
  }
  else
  {
    __rpm_report = ksplice_reporting_text();
  }
}
var constraints = [
  {
    'release': '8',
    'pkgs': [
      {'reference':'bpftool-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'bpftool-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'bpftool-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'bpftool-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-abi-stablelists-4.18.0-553.178.1.el8_10', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-core-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-core-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-core-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-core-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-cross-headers-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-cross-headers-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-cross-headers-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-cross-headers-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-core-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-core-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-core-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-core-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
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      {'reference':'kernel-debug-modules-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-extra-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-extra-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
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      {'reference':'kernel-modules-extra-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
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      {'reference':'kernel-tools-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
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      {'reference':'kernel-tools-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
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      {'reference':'kernel-tools-libs-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-libs-devel-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
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      {'reference':'kernel-zfcpdump-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
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      {'reference':'kernel-zfcpdump-core-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-core-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-devel-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-devel-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-devel-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-devel-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-modules-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-modules-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-modules-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-modules-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-modules-extra-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-modules-extra-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-modules-extra-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-zfcpdump-modules-extra-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'perf-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'perf-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'perf-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'perf-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-perf-4.18.0-553.178.1.el8_10', 'cpu':'aarch64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-perf-4.18.0-553.178.1.el8_10', 'cpu':'ppc64le', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-perf-4.18.0-553.178.1.el8_10', 'cpu':'s390x', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-perf-4.18.0-553.178.1.el8_10', 'cpu':'x86_64', 'el_string':'el8_10', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'}
    ]
  }
];

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, 'bpftool / kernel / kernel-abi-stablelists / kernel-core / etc');
}