Gnoppix Security Announcement - 2026-07-10T16:00:46.750-04:00

Gnoppix Security Update: Critical Opam Flaw Enables Remote Code Execution

Gnoppix 23/25 and 25 users must urgently update the opam package manager. A critical vulnerability, tracked as GSA-6386-1, allows attackers to execute arbitrary code.

The Vulnerability

The flaw resides in how opam handles specially crafted repository metadata. An attacker can exploit this to run malicious code on a victim’s system.

Affected Systems

  • Gnoppix 23/25 (stable)
  • Gnoppix 25 (testing)

Immediate Action Required

Update your opam package immediately. This is a high-severity security issue.

How to Fix

Run the following command as root:

apt update && apt upgrade opam

Background

The vulnerability was discovered during a security audit. It does not require user interaction beyond normal package operations. No workaround is available. - Please update your systems.