CVE record · CVE-2026-11774

389-ds-base: 389-ds-base: integer overflow in sasl packet length bypasses size limit leading to heap buffer overflow

CVSS 7.6 HighEPSS 0.0068 · 52nd percentile

Published by the CVE Program (CNA: redhat) at 11 Jun 2026, 17:54 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 8060020260702180044.0ca98e7e 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 8080020260702180836.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 8100020260702145313.37ed7c03 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 9020020260703060155.1674d574 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 9040020260703055735.1674d574 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 0:3.2.0-8.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 0:3.0.6-19.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 0:1.3.11.1-13.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 8100020260626120929.25e700aa 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 8040020260629123121.96015a92 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 8040020260629123121.96015a92 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 8060020260626130540.824efc52 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 8060020260626130540.824efc52 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 8080020260630025241.6dbb3803 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 8080020260630025241.6dbb3803 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 0:2.8.0-8.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 0:2.2.4-19.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 0:2.4.5-26.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 0:2.6.1-22.el9_6 to before * rpm Other versions: affected
Red Hat	Red Hat Directory Server 13.2 Package name: dirsrv/dirsrv-container-rhel10 https://catalog.redhat.com/software/containers/	unaffected 1783452100 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: unaffected
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: unaffected

Identifiers: CVE-2026-11774
CNA: redhat
Weakness (CWE): CWE-190
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: 11 Jun 2026
Updated: 4 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
7.6	High	3.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H	CNA (redhat)Used for this record
7.6	High	3.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H	ADP (redhat-SADP)

CISA KEV Not listed.
EPSS 0.0068, the 52nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

11 Jun 2026, 17:54 UTC Confirmed by the CVE List
11 Jun 2026, 19:16 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:36195 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36196 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36197 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36198 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36200 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36201 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36202 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36204 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36205 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36206 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36208 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36209 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36585 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36641 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36660 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36670 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:36671 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2026-11774 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2484916 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.