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RLSA-2026:55423

Security Mirrored from RHSA-2026:55423
Issued at: 2026-08-17
Updated at: 2026-08-18

Advisory content derived from Red Hat RHSA-2026:55423, © Red Hat, Inc., used under CC BY 4.0, with modifications.

Synopsis

Important: 389-ds-base security update



Description

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.



Affected products

Rocky Linux 9 aarch64 Rocky Linux 9 ppc64le Rocky Linux 9 s390x Rocky Linux 9 x86_64

Fixes

2484802 2485423 2499961

CVEs

CVE-2026-11770 CVE-2026-11788 CVE-2026-15722

Affected packages

Rocky Linux 9 aarch64 - AppStream

389-ds-base-0:2.8.0-9.el9_8.aarch64.rpm 389-ds-base-0:2.8.0-9.el9_8.src.rpm 389-ds-base-debuginfo-0:2.8.0-9.el9_8.aarch64.rpm 389-ds-base-debugsource-0:2.8.0-9.el9_8.aarch64.rpm 389-ds-base-libs-0:2.8.0-9.el9_8.aarch64.rpm 389-ds-base-libs-debuginfo-0:2.8.0-9.el9_8.aarch64.rpm 389-ds-base-snmp-0:2.8.0-9.el9_8.aarch64.rpm 389-ds-base-snmp-debuginfo-0:2.8.0-9.el9_8.aarch64.rpm python3-lib389-0:2.8.0-9.el9_8.noarch.rpm

Rocky Linux 9 ppc64le - AppStream

389-ds-base-0:2.8.0-9.el9_8.ppc64le.rpm 389-ds-base-0:2.8.0-9.el9_8.src.rpm 389-ds-base-debuginfo-0:2.8.0-9.el9_8.ppc64le.rpm 389-ds-base-debugsource-0:2.8.0-9.el9_8.ppc64le.rpm 389-ds-base-libs-0:2.8.0-9.el9_8.ppc64le.rpm 389-ds-base-libs-debuginfo-0:2.8.0-9.el9_8.ppc64le.rpm 389-ds-base-snmp-0:2.8.0-9.el9_8.ppc64le.rpm 389-ds-base-snmp-debuginfo-0:2.8.0-9.el9_8.ppc64le.rpm python3-lib389-0:2.8.0-9.el9_8.noarch.rpm

Rocky Linux 9 s390x - AppStream

389-ds-base-0:2.8.0-9.el9_8.s390x.rpm 389-ds-base-0:2.8.0-9.el9_8.src.rpm 389-ds-base-debuginfo-0:2.8.0-9.el9_8.s390x.rpm 389-ds-base-debugsource-0:2.8.0-9.el9_8.s390x.rpm 389-ds-base-libs-0:2.8.0-9.el9_8.s390x.rpm 389-ds-base-libs-debuginfo-0:2.8.0-9.el9_8.s390x.rpm 389-ds-base-snmp-0:2.8.0-9.el9_8.s390x.rpm 389-ds-base-snmp-debuginfo-0:2.8.0-9.el9_8.s390x.rpm python3-lib389-0:2.8.0-9.el9_8.noarch.rpm

Rocky Linux 9 x86_64 - AppStream

389-ds-base-0:2.8.0-9.el9_8.src.rpm 389-ds-base-0:2.8.0-9.el9_8.x86_64.rpm 389-ds-base-debuginfo-0:2.8.0-9.el9_8.x86_64.rpm 389-ds-base-debugsource-0:2.8.0-9.el9_8.x86_64.rpm 389-ds-base-libs-0:2.8.0-9.el9_8.x86_64.rpm 389-ds-base-libs-debuginfo-0:2.8.0-9.el9_8.x86_64.rpm 389-ds-base-snmp-0:2.8.0-9.el9_8.x86_64.rpm 389-ds-base-snmp-debuginfo-0:2.8.0-9.el9_8.x86_64.rpm python3-lib389-0:2.8.0-9.el9_8.noarch.rpm

Rocky Linux 9 aarch64 - CRB

389-ds-base-devel-0:2.8.0-9.el9_8.aarch64.rpm

Rocky Linux 9 ppc64le - CRB

389-ds-base-devel-0:2.8.0-9.el9_8.ppc64le.rpm

Rocky Linux 9 s390x - CRB

389-ds-base-devel-0:2.8.0-9.el9_8.s390x.rpm

Rocky Linux 9 x86_64 - CRB

389-ds-base-devel-0:2.8.0-9.el9_8.x86_64.rpm