Bug 2486394 (CVE-2026-29167)

Summary: CVE-2026-29167 httpd: Apache HTTP Server: Arbitrary code execution or denial of service via use-after-free in mod_ldap per-directory configuration
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: csutherl, jclere, pjindal, plodge, rhel-process-autobot, smalloy, szappis, vchlup, watson-tool-maintainers, yozone
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
A flaw was found in Apache HTTP Server when using the `mod_ldap` module in a per-directory configuration. This use-after-free vulnerability allows a remote attacker to potentially execute arbitrary code or cause a denial of service (DoS) due to improper memory handling. This could lead to system instability or unauthorized control over the affected server.
 Story Points: ---
Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2495046    
Bug Blocks:    

Description OSIDB Bzimport 2026-06-08 16:01:52 UTC 
Use After Free vulnerability in Apache HTTP Server with mod_ldap in per-directory configuration

This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

Users are recommended to upgrade to version 2.4.68, which fixes the issue.
Comment 5 errata-xmlrpc 2026-08-19 13:28:59 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Core Services 2.4.62.SP5

Via RHSA-2026:56869 https://access.redhat.com/errata/RHSA-2026:56869
Comment 6 errata-xmlrpc 2026-08-19 13:32:21 UTC 
This issue has been addressed in the following products:

  JBoss Core Services for RHEL 8

Via RHSA-2026:56868 https://access.redhat.com/errata/RHSA-2026:56868