SB2026031638 - Red Hat Enterprise Linux 9 update for golang



SB2026031638 - Red Hat Enterprise Linux 9 update for golang

Published: March 16, 2026

Security Bulletin ID SB2026031638
Severity
High
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 25% Medium 75%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2025-61728)

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 when parsing zip archives. A remote attacker can pass specially crafted zip archive to the application and perform a denial of service (DoS) attack.


2) Resource exhaustion (CVE-ID: CVE-2025-61726)

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 within the Request.ParseForm method in net/http when parsing a URL-encoded form. A remote attacker can pass an overly large request with a large number of key-value pairs and consume all available memory on the system. 


3) Code Injection (CVE-ID: CVE-2025-61732)

The vulnerability allows a remote attacker to inject arbitrary code into the application.

The vulnerability exists due to improper input validation in cmd/cgo caused by discrepancy between how Go and C/C++ comments are parsed. A remote attacker can smuggle code into the resulting cgo binary.


4) Improper Certificate Validation (CVE-ID: CVE-2025-68121)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to improper certificate validation within HTTP/3 connections. A remote attacker can cause cause a client to resume a session with a server that it would not have resumed with during the initial handshake


Remediation

Install update from vendor's website.