Gnoppix Security Announcement - 2026-08-06T07:48:26.501-04:00

Gnoppix Security has released a security update for libde265, addressing a critical vulnerability that could allow remote code execution.

Vulnerability Details

The flaw affects libde265 versions prior to 1.0.15. An attacker can trigger a heap-based buffer overflow by sending a specially crafted HEVC video file.

Affected Systems

  • Gnoppix 23/25 (stable) requires an immediate update.
  • Gnoppix 25 (testing) must also apply the fix.

Update Instructions

Update the libde265 package using the standard package manager. No restart is necessary.

Critical Warning: Exploitation is possible without user interaction beyond opening a malicious file.

The Gnoppix Security Team recommends applying the update immediately. - Please update your systems.