RHSA-2026:36206: Important: 389-ds:1.4 security update

Published Jul 7, 2026
·
Updated

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: Heap buffer overflow in sasliorecv() via padded SASL UNBIND (CVE-2026-11610) 389-ds-base: 389-ds-base: integer overflow in SASL packet length bypasses size limit leading to heap buffer overflow (CVE-2026-11774) 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.

Affected Software

14 affected componentsFixes available
Red Hat Red Hat Enterprise Linux Server - AUS
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension
redhat/389-ds-base<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-debuginfo<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-debugsource<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-devel<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-legacy-tools<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-legacy-tools-debuginfo<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-libs<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-libs-debuginfo<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-snmp<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/389-ds-base-snmp-debuginfo<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
redhat/python3-lib389<1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
1.4.3.34-5.module+el8.4.0+24472+7ce5ce41

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/389-ds-base to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  2. Upgrade

    Upgrade redhat/389-ds-base-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  3. Upgrade

    Upgrade redhat/389-ds-base-debugsource to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  4. Upgrade

    Upgrade redhat/389-ds-base-devel to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  5. Upgrade

    Upgrade redhat/389-ds-base-legacy-tools to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  6. Upgrade

    Upgrade redhat/389-ds-base-legacy-tools-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  7. Upgrade

    Upgrade redhat/389-ds-base-libs to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  8. Upgrade

    Upgrade redhat/389-ds-base-libs-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  9. Upgrade

    Upgrade redhat/389-ds-base-snmp to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  10. Upgrade

    Upgrade redhat/389-ds-base-snmp-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  11. Upgrade

    Upgrade redhat/python3-lib389 to a version that resolves this vulnerability.

    Fixed in 1.4.3.34-5.module+el8.4.0+24472+7ce5ce41
  12. Upgrade

    Upgrade 389-ds-base to a version that resolves this vulnerability.

    Patch CVE-2026-11610
  13. Upgrade

    Upgrade 389-ds-base to a version that resolves this vulnerability.

    Patch CVE-2026-11774

Event History

Jul 7, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·11:06 AM
Data Sourced
via Red Hat·11:06 AM
Severity
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Frequently Asked Questions

1

What is the severity of RHSA-2026:36206?

The severity of RHSA-2026:36206 is classified as high with a score of 7.

2

How do I fix RHSA-2026:36206?

To fix RHSA-2026:36206, update the 389-ds package to the latest version provided by your Red Hat package manager.

3

What software does RHSA-2026:36206 affect?

RHSA-2026:36206 affects Red Hat Enterprise Linux Server and Extended Update Support for x86_64.

4

What type of vulnerability is addressed in RHSA-2026:36206?

RHSA-2026:36206 addresses security vulnerabilities in the 389 Directory Server software.

5

When was RHSA-2026:36206 published?

RHSA-2026:36206 was published on July 7, 2026.

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