Rocky Linux 9 [CIQ] Security Update: kernel / kernel-abi-stablelists / kernel-core / kernel-debug / etc Multiple Vulnerabilities (crxsa-2026_25217)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(356462);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/10/01");

  script_cve_id(
    "CVE-2026-23216",
    "CVE-2026-31419",
    "CVE-2026-31508",
    "CVE-2026-31581",
    "CVE-2026-43037",
    "CVE-2026-43056",
    "CVE-2026-43116",
    "CVE-2026-43125",
    "CVE-2026-43501",
    "CVE-2026-45852",
    "CVE-2026-46181"
  );

  script_name(english:"Rocky Linux 9 [CIQ] Security Update: kernel / kernel-abi-stablelists / kernel-core / kernel-debug / etc Multiple Vulnerabilities (crxsa-2026_25217)");

  script_set_attribute(attribute:"synopsis", value:
"The Rocky Linux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ
crxsa-2026_25217 advisory.

    * kernel: scsi: target: iscsi: Fix use-after-free in iscsit_dec_conn_usage_count() (CVE-2026-23216)

    * kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service (CVE-2026-31419)

    * kernel: net: openvswitch: Avoid releasing netdev before teardown completes (CVE-2026-31508)

    * kernel: ALSA: 6fire: fix use-after-free on disconnect (CVE-2026-31581)

    * kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err() (CVE-2026-43037)

    * kernel: net: mana: fix use-after-free in add_adev() error path (CVE-2026-43056)

    * kernel: netfilter: ctnetlink: ensure safe access to master conntrack (CVE-2026-43116)

    * kernel: dlm: validate length in dlm_search_rsb_tree (CVE-2026-43125)

    * kernel: ipv6: rpl: reserve mac_len headroom when recompressed SRH grows (CVE-2026-43501)

    * kernel: RDMA/rxe: Fix double free in rxe_srq_from_init (CVE-2026-45852)

    * kernel: RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event() (CVE-2026-46181)

Tenable has extracted the preceding description block directly from the CIQ 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://bugzilla.redhat.com/show_bug.cgi?id=2440630");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2457829");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2460641");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2461471");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2464351");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2464449");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2467005");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2467234");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2480457");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2482166");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2482532");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2440630");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2457829");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2460641");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2461471");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2464351");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2464449");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2467005");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2467234");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2480457");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2482166");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=2482532");
  script_set_attribute(attribute:"see_also", value:"https://errata.build.resf.org/RXSA-2026:25217");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RXSA-2026:25217");
  # https://security.access.redhat.com/data/csaf/v2/advisories/2025/rxsa-2026_25217.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?454fdbdd");
  # https://github.com/ctrliq/advisories/blob/main/csaf/advisories/rocky/2026/crxsa-2026_25217.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?4b498f76");
  script_set_attribute(attribute:"solution", value:
"Update the affected packages based on the guidance in CIQ advisory crxsa-2026_25217.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:C/I:C/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:H/I:H/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-2026-31581");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_set_attribute(attribute:"vendor_severity", value:"Unknown");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/02/18");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/06/15");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/10/01");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Rocky 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/OS/extended-third-party", "Host/local_checks_enabled", "Host/RockyLinux/release", "Host/RockyLinux/rpm-list", "Host/cpu");

  exit(0);
}
include('rpm2.inc');

var third_party_support = get_kb_item('Host/OS/extended-third-party');
if (empty_or_null(third_party_support) || third_party_support != 'CIQ') exit(0, 'CIQ support not enabled.');

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

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

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


var constraints = [
  {
    'release': '9',
    'pkgs': [
      {'reference':'kernel-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-abi-stablelists-5.14.0-687.15.1.el9_7.cloud.1.0', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-core-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-core-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-core-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-core-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-devel-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-devel-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-devel-matched-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-devel-matched-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-core-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-core-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-extra-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debug-modules-extra-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-devel-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-devel-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-devel-matched-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-devel-matched-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-modules-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-modules-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-modules-core-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-modules-core-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-modules-extra-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-modules-extra-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-libs-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-libs-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-libs-devel-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'kernel-tools-libs-devel-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'perf-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'perf-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'perf-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'perf-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-perf-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-perf-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-perf-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-perf-debuginfo-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'rtla-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'aarch64', 'el_string':'el9_7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'rtla-5.14.0-687.15.1.el9_7.cloud.1.0', 'cpu':'x86_64', 'el_string':'el9_7', '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, 'kernel / kernel-abi-stablelists / kernel-core / kernel-debug / etc');
}