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MiracleLinux 9 : 389-ds-base-2.8.0-7.el9_8 (AXSA:2026-1353:04)

🗓️ 27 Jul 2026 00:00:00Reported by TenableType 
nessus
 nessus
🔗 www.tenable.com👁 3 Views

MiracleLinux 9 389-ds-base remote DoS from unbounded LDAP controls (CVE-2026-9064).

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Refs
Code
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# Miracle Linux Security Advisory AXSA:2026-1353:04.
##

include('compat.inc');

if (description)
{
  script_id(330118);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/07/27");

  script_cve_id("CVE-2026-9064");

  script_name(english:"MiracleLinux 9 : 389-ds-base-2.8.0-7.el9_8 (AXSA:2026-1353:04)");

  script_set_attribute(attribute:"synopsis", value:
"The remote MiracleLinux host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the
AXSA:2026-1353:04 advisory.

    * 389-ds-base: 389-ds-base: unbounded LDAP controls count in get_ldapmessage_controls_ext() causes CPU and
    heap amplification (remote DoS) (CVE-2026-9064)
    Bug Fix(es) and Enhancement(s):
      * Getting build_candidate_list - Database error 11 messages after migrating to LMDB. [rhel-9.8.z]
    (JIRA:RHEL-152356)
      * Web console doesn't show the sub suffix of ou=foo,ou=people,dc=example,dc=com. [rhel-9.8.z]
    (JIRA:RHEL-168967)
      * DS 12 does not handle escape char in bind user [rhel-9.8.z] (JIRA:RHEL-170269)
      * [RFE] Add OS-level thread names to all server threads [rhel-9.8.z] (JIRA:RHEL-174524)
      * Online export is failing when using the option -s [rhel-9.8.z] (JIRA:RHEL-180716)
      * Server shutdown during online reindex may lead to data loss [rhel-9.8.z] (JIRA:RHEL-183895)

Tenable has extracted the preceding description block directly from the MiracleLinux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://tsn.miraclelinux.com/en/node/24178");
  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:"cvss_score_source", value:"CVE-2026-9064");

  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:"High");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/05/20");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/07/27");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/07/27");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:389-ds-base");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:389-ds-base-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:389-ds-base-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:389-ds-base-snmp");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:miracle:linux:python3-lib389");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:miracle:linux:9");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Miracle 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_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/MiracleLinux/release", "Host/MiracleLinux/rpm-list", "Host/cpu");

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

if (!get_kb_item('Host/MiracleLinux/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, 'MIRACLE LINUX', cpu);

var constraints = [
  {
    'release': '9',
    'pkgs': [
      {'reference':'389-ds-base-2.8.0-7.el9_8', 'cpu':'x86_64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'389-ds-base-devel-2.8.0-7.el9_8', 'cpu':'x86_64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'389-ds-base-libs-2.8.0-7.el9_8', 'cpu':'x86_64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'389-ds-base-snmp-2.8.0-7.el9_8', 'cpu':'x86_64', 'el_string':'el9_8', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
      {'reference':'python3-lib389-2.8.0-7.el9_8', 'el_string':'el9_8', '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_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, '389-ds-base / 389-ds-base-devel / 389-ds-base-libs / etc');
}

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27 Jul 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
EPSS0.00815
SSVC
3