oss-sec mailing list archives

CVE-2026-29167: Apache HTTP Server: mod_ldap per-dir use-after-free

From: Eric Covener <covener () apache org>
Date: Mon, 08 Jun 2026 12:50:06 +0000

Severity: low 

Affected versions:

- Apache HTTP Server 2.4.0 through 2.4.67

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.

Credit:

Pavel Kohout, Aisle Research, Aisle.com (finder)

References:

https://httpd.apache.org/security/vulnerabilities_24.html
https://httpd.apache.org/
https://www.cve.org/CVERecord?id=CVE-2026-29167

Timeline:

2026-03-02: reported
2026-06-03: fixed in 2.4.x by r1934935
2026-06-08: 2.4.68 released

Current thread:

CVE-2026-29167: Apache HTTP Server: mod_ldap per-dir use-after-free Eric Covener (Jun 08)
- Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) David A. Wheeler (Jun 09)
  - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) Solar Designer (Jun 13)
    - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) David A. Wheeler (Jun 14)
    - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) Stuart Henderson (Jun 15)
    - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) Sylvain Beucler (Jun 18)
    - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) Jeremy Stanley (Jun 18)
    - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) Sylvain Beucler (Jun 22)
    - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) Jeremy Stanley (Jun 22)
  - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) Alan Coopersmith (Jun 15)
    - Re: Proposal: Add separate oss-security-vulnerability-reports mailing list (for AI vulnpocalypse) Prentice Bisbal (Jun 16)

(Thread continues...)