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openSUSE 389-ds Important Denial of Service Fix SUSE-SU-2026-2316-1

suse
Calendar Grey June 10, 2026
Dist Suse Esm H88
Security update for 389-ds on openSUSE addresses denial of service risk from CVE-2026-9064 with important ratings.
An update that solves one vulnerability can now be installed.

Summary

## This update for 389-ds fixes the following issue * CVE-2026-9064: unbounded LDAP controls count in `get_ldapmessage_controls_ext()` can lead to amplified CPU time and heap allocation and a denial of service (bsc#1265898). Changes for 389-ds: * Update to version 2.0.20~git90.9f70d434e. ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.4 zypper in -t patch SUSE-2026-2316=1 * SUSE Linux Enterprise Server 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2316=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2316=1

Topics%20covered

Topics Covered

security advisory denial of service security update important OpenSUSE 389-ds

References

* bsc#1265898

Cross-

* CVE-2026-9064

CVSS scores:

* CVE-2026-9064 ( SUSE ): 8.7

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2026-9064 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-9064 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* openSUSE Leap 15.4

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

* SUSE Linux Enterprise Server 15 SP4

* SUSE Linux Enterprise Server 15 SP4 LTSS

* SUSE Linux Enterprise Server for SAP Applications 15 SP4

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-9064.html

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2316-1
Release Date: 2026-06-09T12:52:23Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service security update important OpenSUSE 389-ds

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