CVE-2026-11786: Out-of-bounds Read in Red Hat Red Hat Directory Server 11
CVE-2026-11786 is a low-severity vulnerability in Red Hat Directory Server 11 where the LDIF parser performs an out-of-bounds read past the end of a heap buffer when processing attribute types with trailing semicolons during database import. This flaw is detectable under memory instrumentation but does not impact confidentiality, integrity, or availability.
AI Analysis
Technical Summary
The vulnerability in Red Hat Directory Server 11's LDIF parser involves reading beyond the allocated heap buffer boundary when handling attribute types that include trailing semicolons during database import operations. This out-of-bounds read can be detected using memory instrumentation tools but does not lead to data corruption or unauthorized access. The CVSS v3.1 base score is 1.9, reflecting low impact with local attack vector, high attack complexity, and required privileges. No vendor advisory indicates an available patch or remediation at this time.
Potential Impact
The impact is limited to a low-severity out-of-bounds read that does not affect confidentiality, integrity, or availability of the system. There are no known exploits in the wild. The flaw is primarily detectable through memory analysis tools and does not result in direct harm or compromise.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://access.redhat.com/security/cve/CVE-2026-11786 for current remediation guidance. No official fix or workaround is currently documented. Users should monitor the vendor advisory for updates.
CVE-2026-11786: Out-of-bounds Read in Red Hat Red Hat Directory Server 11
Description
CVE-2026-11786 is a low-severity vulnerability in Red Hat Directory Server 11 where the LDIF parser performs an out-of-bounds read past the end of a heap buffer when processing attribute types with trailing semicolons during database import. This flaw is detectable under memory instrumentation but does not impact confidentiality, integrity, or availability.
CVSS v3.1
Score 1.9low
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability in Red Hat Directory Server 11's LDIF parser involves reading beyond the allocated heap buffer boundary when handling attribute types that include trailing semicolons during database import operations. This out-of-bounds read can be detected using memory instrumentation tools but does not lead to data corruption or unauthorized access. The CVSS v3.1 base score is 1.9, reflecting low impact with local attack vector, high attack complexity, and required privileges. No vendor advisory indicates an available patch or remediation at this time.
Potential Impact
The impact is limited to a low-severity out-of-bounds read that does not affect confidentiality, integrity, or availability of the system. There are no known exploits in the wild. The flaw is primarily detectable through memory analysis tools and does not result in direct harm or compromise.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory at https://access.redhat.com/security/cve/CVE-2026-11786 for current remediation guidance. No official fix or workaround is currently documented. Users should monitor the vendor advisory for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- redhat
- Date Reserved
- 2026-06-09T12:54:20.303Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://access.redhat.com/security/cve/CVE-2026-11786","vendor":"Red Hat"}]
Threat ID: 6a28145b8dd33fbd85364a1b
Added to database: 6/9/2026, 1:25:47 PM
Last enriched: 6/9/2026, 1:41:34 PM
Last updated: 6/9/2026, 2:44:39 PM
Views: 4
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