CVE record · CVE-2026-11788

389-ds-base: 389-ds-base: null pointer dereference in deref control plugin ber parser

CVSS 5.9 MediumEPSS 0.0056 · 46th percentile

Published by the CVE Program (CNA: redhat) at 9 Jun 2026, 13:02 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	Red Hat Directory Server 11.5 E4S for RHEL 8 Package name: redhat-ds:11 https://access.redhat.com/downloads/content/package-browser/	unaffected 8060020260908152739.0ca98e7e to before * rpm Other versions: affected
Red Hat	Red Hat Directory Server 11.7 E4S for RHEL 8 Package name: redhat-ds:11 https://access.redhat.com/downloads/content/package-browser/	unaffected 8080020260806114250.f969626e to before * rpm Other versions: affected
Red Hat	Red Hat Directory Server 11.9 for RHEL 8 Package name: redhat-ds:11 https://access.redhat.com/downloads/content/package-browser/	unaffected 8100020260803140625.37ed7c03 to before * rpm Other versions: affected
Red Hat	Red Hat Directory Server 12.2 E4S for RHEL 9 Package name: redhat-ds:12 https://access.redhat.com/downloads/content/package-browser/	unaffected 9020020260730155601.1674d574 to before * rpm Other versions: affected
Red Hat	Red Hat Directory Server 12.4 E4S for RHEL 9 Package name: redhat-ds:12 https://access.redhat.com/downloads/content/package-browser/	unaffected 9040020260810131422.1674d574 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 10 Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.2.0-9.el10_2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 10.0 Extended Update Support Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	unaffected 0:3.0.6-20.el10_0 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 7 Extended Lifecycle Support Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	unaffected 0:1.3.11.1-14.el7_9 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: 389-ds:1.4 https://access.redhat.com/downloads/content/package-browser/	unaffected 8100020260806150504.25e700aa to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Package name: 389-ds:1.4 https://access.redhat.com/downloads/content/package-browser/	unaffected 8040020260803141511.96015a92 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Package name: 389-ds:1.4 https://access.redhat.com/downloads/content/package-browser/	unaffected 8040020260803141511.96015a92 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Package name: 389-ds:1.4 https://access.redhat.com/downloads/content/package-browser/	unaffected 8060020260806120442.824efc52 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On Package name: 389-ds:1.4 https://access.redhat.com/downloads/content/package-browser/	unaffected 8060020260806120442.824efc52 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Telecommunications Update Service Package name: 389-ds:1.4 https://access.redhat.com/downloads/content/package-browser/	unaffected 8080020260806114228.6dbb3803 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Package name: 389-ds:1.4 https://access.redhat.com/downloads/content/package-browser/	unaffected 8080020260806114228.6dbb3803 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.8.0-9.el9_8 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.2.4-20.el9_2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.4.5-27.el9_4 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.6 Extended Update Support Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	unaffected 0:2.6.1-23.el9_6 to before * rpm Other versions: affected
Red Hat	Red Hat Directory Server 12 Package name: redhat-ds:12/389-ds-base https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Directory Server 13 Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected
Red Hat	Red Hat Enterprise Linux 6 Package name: 389-ds-base https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown

Identifiers: CVE-2026-11788
CNA: redhat
Weakness (CWE): CWE-476
Tags: Red Hat Directory Server 11.5 E4S for RHEL 8
Red Hat Directory Server 11.7 E4S for RHEL 8
Red Hat Directory Server 11.9 for RHEL 8
Red Hat Directory Server 12.2 E4S for RHEL 9
Red Hat Directory Server 12.4 E4S for RHEL 9
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 10.0 Extended Update Support
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Memory corruption
Published: 9 Jun 2026
Updated: 5 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.9	Medium	3.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0056, the 46th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

9 Jun 2026, 13:02 UTC Confirmed by the CVE List
9 Jun 2026, 14:16 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:55421 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55422 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55423 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55424 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55425 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55426 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55530 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55532 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55756 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55757 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55758 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:55794 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:56047 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:56048 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:56050 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:79217 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2026-11788 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2485423 issue-trackingredhat

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.