Loop with Unreachable Exit Condition ('Infinite Loop') Affecting mysql8.4-test package, versions <0:8.4.6-2.el10_0


Severity

Recommended
medium

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ALMALINUX10-MYSQL84TEST-12657339
  • published13 Sept 2025
  • disclosed11 Sept 2025

Introduced: 11 Sep 2025

NewCVE-2025-5399  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade AlmaLinux:10 mysql8.4-test to version 0:8.4.6-2.el10_0 or higher.
This issue was patched in ALSA-2025:15699.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mysql8.4-test package and not the mysql8.4-test package as distributed by AlmaLinux. See How to fix? for AlmaLinux:10 relevant fixed versions and status.

Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop.

There is no other way for the application to escape or exit this loop other than killing the thread/process.

This might be used to DoS libcurl-using application.

CVSS Base Scores

version 3.1