SB2025072313 - Multiple vulnerabilities in IBM PowerVC



SB2025072313 - Multiple vulnerabilities in IBM PowerVC

Published: July 23, 2025

Security Bulletin ID SB2025072313
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
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 2 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2025-24970)

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

The vulnerability exists due to insufficient validation of user-supplied input in SslHandler when using native SSLEngine. A remote attacker can send a specially crafted packet to the application and perform a denial of service (DoS) attack.


2) Resource exhaustion (CVE-ID: CVE-2023-34462)

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 if no idle timeout handler was configured. A remote attacker can send a client hello packet, which leads the server to buffer up to 16MB of data per connection and results in a denial of service condition.


Remediation

Install update from vendor's website.