CVE-2026-111153 Game Music Emu (libgme) through 0.6.5 Out-of-Bounds Read via Classic_Emu::mute_voices_
Attackers can crash applications using Game Music Emu by supplying malicious NSF files that trigger an out-of-bounds read in the voice muting logic.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-111153?
CVE-2026-111153 is a medium-severity denial of service vulnerability in libgme game-music-emu, published on 15 Oct 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Game Music Emu (libgme) through 0.6.5 contains a global out-of-bounds read vulnerability in Classic_Emu::mute_voices_ that allows attackers to crash applications by supplying NSF files whose voice count exceeds the 16-entry voice-type table. Attackers can craft an NSF header with chip_flags 0x3F, opened through gme_open_data or gme_open_file, to read past the static array during loading and cause denial of service.
Weakness: CWE-125
Which versions are affected by CVE-2026-111153?
How do I fix CVE-2026-111153?
No fix has been published for CVE-2026-111153 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-111153 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-111153 exists.
Sources
Also known as DEBIAN-CVE-2026-111153, ECHO-c62b-1bb7-da5e, GHSA-9f4r-v8r3-c47c, UBUNTU-CVE-2026-111153.