SB20260116132 - OpenShift Container Platform 4.18 update for logrus 



SB20260116132 - OpenShift Container Platform 4.18 update for logrus

Published: January 16, 2026

Security Bulletin ID SB20260116132
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Resource exhaustion (CVE-ID: CVE-2025-65637)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources when using Entry.Writer() to log a single-line payload larger than 64KB without newline characters. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.