A memory calculation bug in mod_dav in Apache httpd 2.4.67 and earlier allows an attacker with permission to create WebDAV locks to crash server child processes.

Users are recommended to upgrade to version 2.4.69, which fixes this issue

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Fixes

Solution

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Workaround

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History

Thu, 01 Oct 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 01 Oct 2026 16:00:00 +0000

Type Values Removed Values Added
Description A memory calculation bug in mod_dav in Apache httpd 2.4.67 and earlier allows an attacker with permission to create WebDAV locks to crash server child processes. Users are recommended to upgrade to version 2.4.69, which fixes this issue
Title Apache HTTP Server: mod_dav shared lock overflow
Weaknesses CWE-789
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: apache

Published:

Updated: 2026-10-01T16:20:44.093Z

Reserved: 2026-04-28T14:47:08.369Z

Link: CVE-2026-42528

cve-icon Vulnrichment

Updated: 2026-10-01T16:20:36.418Z

cve-icon NVD

Status : Received

Published: 2026-10-01T16:17:43.927

Modified: 2026-10-01T17:17:24.673

Link: CVE-2026-42528

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses