Medium severity5.9NVD Advisory· Published Jun 9, 2026· Updated Jun 12, 2026
CVE-2026-11788
CVE-2026-11788
Description
A flaw was found in 389 Directory Server. The dereference control plugin does not check for allocation failure before using a BER structure, allowing an unauthenticated remote attacker to crash the LDAP server when the system is under memory pressure.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9cpe:2.3:a:redhat:directory_server:11.0:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:a:redhat:directory_server:11.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:directory_server:12.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:directory_server:13.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:389_directory_server:-:*:*:*:*:*:*:*
- (no CPE)
cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:redhat:enterprise_linux:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
3- access.redhat.com/security/cve/CVE-2026-11788nvdVendor Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingVendor Advisory
- redhat.atlassian.net/browse/PSIRTSUPT-7600nvdPermissions Required
News mentions
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