rlsa-2026:26455
Vulnerability from osv_rocky
Published
2026-06-17 18:03
Modified
2026-07-01 18:06
Summary
Important: 389-ds-base security, bug fix, and enhancement update
Details

389 Directory Server is an LDAP version 3 (LDAPv3) compliant server. The base packages include the Lightweight Directory Access Protocol (LDAP) server and command-line utilities for server administration.

Security Fix(es):

  • 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:Rocky Linux-152356)

  • Web console doesn't show the sub suffix of ou=foo,ou=people,dc=example,dc=com. [rhel-9.8.z] (JIRA:Rocky Linux-168967)

  • DS 12 does not handle escape char in bind user [rhel-9.8.z] (JIRA:Rocky Linux-170269)

  • [RFE] Add OS-level thread names to all server threads [rhel-9.8.z] (JIRA:Rocky Linux-174524)

  • Online export is failing when using the option "-s" [rhel-9.8.z] (JIRA:Rocky Linux-180716)

  • Server shutdown during online reindex may lead to data loss [rhel-9.8.z] (JIRA:Rocky Linux-183895)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Credits
Rocky Enterprise Software Foundation
Red Hat
References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "Rocky Linux:9",
        "name": "389-ds-base",
        "purl": "pkg:rpm/rocky-linux/389-ds-base?distro=rocky-linux-9\u0026epoch=0"
      },
      "ranges": [
        {
          "database_specific": {
            "yum_repository": "AppStream"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:2.8.0-7.el9_8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "credits": [
    {
      "name": "Rocky Enterprise Software Foundation"
    },
    {
      "name": "Red Hat"
    }
  ],
  "details": "389 Directory Server is an LDAP version 3 (LDAPv3) compliant server. The base packages include the Lightweight Directory Access Protocol (LDAP) server and command-line utilities for server administration.\n\nSecurity Fix(es):\n\n* 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)\n\nBug Fix(es) and Enhancement(s):\n\n* Getting \"build_candidate_list - Database error 11\" messages after migrating to LMDB. [rhel-9.8.z] (JIRA:Rocky Linux-152356)\n\n* Web console doesn\u0027t show the sub suffix of ou=foo,ou=people,dc=example,dc=com. [rhel-9.8.z] (JIRA:Rocky Linux-168967)\n\n* DS 12 does not handle escape char in bind user [rhel-9.8.z] (JIRA:Rocky Linux-170269)\n\n* [RFE] Add OS-level thread names to all server threads [rhel-9.8.z] (JIRA:Rocky Linux-174524)\n\n* Online export is failing when using the option \"-s\" [rhel-9.8.z] (JIRA:Rocky Linux-180716)\n\n* Server shutdown during online reindex may lead to data loss [rhel-9.8.z] (JIRA:Rocky Linux-183895)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "id": "RLSA-2026:26455",
  "modified": "2026-07-01T18:06:25.367896Z",
  "published": "2026-06-17T18:03:05.263178Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://errata.rockylinux.org/RLSA-2026:26455"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2480093"
    }
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Important: 389-ds-base security, bug fix, and enhancement update",
  "upstream": [
    "CVE-2026-9064"
  ]
}



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