CVE-2026-29167: CWE-416: Use After Free in Apache Software Foundation Apache HTTP Server
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.
AI Analysis
Technical Summary
This vulnerability (CWE-416) involves a Use After Free condition in Apache HTTP Server's mod_ldap module when used in per-directory configuration contexts. It affects all versions from 2.4.0 up to and including 2.4.67. The problem arises from the server accessing memory after it has been freed, which can lead to undefined behavior or potential security risks. The Apache Software Foundation has released version 2.4.68 to fix this issue.
Potential Impact
The vulnerability could allow an attacker to cause memory corruption, which might lead to a denial of service or potentially other impacts depending on the exploitation context. However, no known exploits have been reported in the wild, and the exact impact depends on the environment and usage of mod_ldap in per-directory configurations.
Mitigation Recommendations
Users should upgrade Apache HTTP Server to version 2.4.68 or later, where this vulnerability is fixed. Since this is not a cloud service, remediation requires manual upgrade by administrators. Patch status is confirmed by the vendor recommendation to upgrade to 2.4.68.
CVE-2026-29167: CWE-416: Use After Free in Apache Software Foundation Apache HTTP Server
Description
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.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-416) involves a Use After Free condition in Apache HTTP Server's mod_ldap module when used in per-directory configuration contexts. It affects all versions from 2.4.0 up to and including 2.4.67. The problem arises from the server accessing memory after it has been freed, which can lead to undefined behavior or potential security risks. The Apache Software Foundation has released version 2.4.68 to fix this issue.
Potential Impact
The vulnerability could allow an attacker to cause memory corruption, which might lead to a denial of service or potentially other impacts depending on the exploitation context. However, no known exploits have been reported in the wild, and the exact impact depends on the environment and usage of mod_ldap in per-directory configurations.
Mitigation Recommendations
Users should upgrade Apache HTTP Server to version 2.4.68 or later, where this vulnerability is fixed. Since this is not a cloud service, remediation requires manual upgrade by administrators. Patch status is confirmed by the vendor recommendation to upgrade to 2.4.68.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-03-04T11:47:30.099Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a26e45ce29bf47b501dd910
Added to database: 6/8/2026, 3:48:44 PM
Last enriched: 6/8/2026, 4:19:12 PM
Last updated: 6/9/2026, 5:03:06 AM
Views: 3
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