CVE-2025-53020

Published: Jul 10, 2025Modified: Jun 17, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

Late Release of Memory after Effective Lifetime vulnerability in Apache HTTP Server. This issue affects Apache HTTP Server: from 2.4.17 up to 2.4.63. Users are recommended to upgrade to version 2.4.64, which fixes the issue.

Affected (1)

Products: Apache: Http Server

Apache

1 product

Http Server

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Apache Http Server	From 2.4.17 to 2.4.64

Related CWEs

CWE-401

Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

References (3)

https://httpd.apache.org/security/vulnerabilities_24.html

Source: security@apache.org

Vendor Advisory

http://www.openwall.com/lists/oss-security/2025/07/10/10

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.debian.org/debian-lts-announce/2025/08/msg00009.html

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.