alsa-2026:55530
Vulnerability from osv_almalinux
Published
2026-08-17 00:00
Modified
2026-08-18 08:50
Summary
Important: 389-ds:1.4 security 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: pre-auth LDAP filter injection in CleanAllRUV status check (CVE-2026-11770)
  • 389-ds-base: 389-ds-base: NULL pointer dereference in deref control plugin BER parser (CVE-2026-11788)
  • 389-ds-base: 389-ds-base: pre-authentication stack buffer overflow in get_ruvelement_from_berval() via unbounded replica ID parsing (CVE-2026-15722)

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.

References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "389-ds-base"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.3.39-26.module_el8.10.0+4254+e9c4b400"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "389-ds-base-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.3.39-26.module_el8.10.0+4254+e9c4b400"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "389-ds-base-legacy-tools"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.3.39-26.module_el8.10.0+4254+e9c4b400"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "389-ds-base-libs"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.3.39-26.module_el8.10.0+4254+e9c4b400"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "389-ds-base-snmp"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.3.39-26.module_el8.10.0+4254+e9c4b400"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "python3-lib389"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.3.39-26.module_el8.10.0+4254+e9c4b400"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "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: pre-auth LDAP filter injection in CleanAllRUV status check (CVE-2026-11770)\n  * 389-ds-base: 389-ds-base: NULL pointer dereference in deref control plugin BER parser (CVE-2026-11788)\n  * 389-ds-base: 389-ds-base: pre-authentication stack buffer overflow in get_ruvelement_from_berval() via unbounded replica ID parsing (CVE-2026-15722)\n\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.\n",
  "id": "ALSA-2026:55530",
  "modified": "2026-08-18T08:50:25Z",
  "published": "2026-08-17T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:55530"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-11770"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-11788"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-15722"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2484802"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2485423"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2499961"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/8/ALSA-2026-55530.html"
    }
  ],
  "related": [
    "CVE-2026-11770",
    "CVE-2026-11788",
    "CVE-2026-15722"
  ],
  "summary": "Important: 389-ds:1.4 security update"
}



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