SB2026040950 - Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.12

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Main Vulnerability Database SB2026040950

SB2026040950 - Multiple vulnerabilities in Red Hat OpenShift Container Platform 4.12

Published: April 9, 2026 Updated: April 10, 2026

Security Bulletin ID SB2026040950
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) UNIX symbolic link following (CVE-ID: CVE-2025-31133)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a symlink following issue within the maskedPaths feature. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with privileges of the application.

Successful exploitation of this vulnerability may result in privilege escalation.


2) UNIX symbolic link following (CVE-ID: CVE-2025-52565)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a symlink following issue related to /dev/console mounts. A local user can escape the container using a malicious config and escalate privileges on the system.


3) Use-after-free (CVE-ID: CVE-2025-61662)

The vulnerability allows an attacker to perform a denial of service attack.

The vulnerability exists due to a use-after-free error within the grub_cmd_translate() function in grub-core/gettext/gettext.c. An attacker with physical access to the system can perform a denial of service attack. 


Remediation

Install update from vendor's website.

References