cve 2025 53020

About this tag
CVE-2025-53020 is a memory-management vulnerability in Apache HTTP Server's HTTP/2 implementation that can be exploited to cause a denial-of-service (DoS) by artificially inflating memory usage. The flaw affects Apache versions 2.4.17 through 2.4.63 and was fixed in the upstream 2.4.64 release. Operators running Apache in production should treat exposed HTTP/2 front-ends as high-priority patch targets. This tag covers discussions and guidance related to mitigating CVE-2025-53020, including patching strategies and the impact on server stability.

  1. Patch Apache HTTP Server to 2.4.64 to Mitigate CVE-2025-53020 DoS

    The discovery of CVE-2025-53020 — a memory-management bug in Apache HTTP Server’s HTTP/2 implementation that can be turned into a denial‑of‑service by artificially inflating memory usage — is a practical wake-up call for anyone running Apache 2.4.x in production: the defect affects versions...