| Name | CVE-2026-61714 |
| Description | heap-based buffer overflow in MIDI player |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| fluidsynth (PTS) | bullseye | 2.1.7-1.1 | fixed |
| bookworm | 2.3.1-2 | vulnerable |
| trixie | 2.4.4+dfsg-1+deb13u2 | vulnerable |
| forky, sid | 2.5.7+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| fluidsynth | source | bullseye | (not affected) | | | |
| fluidsynth | source | (unstable) | 2.5.6+dfsg-1 | | | |
Notes
[trixie] - fluidsynth <no-dsa> (Minor issue)
[bookworm] - fluidsynth <postponed> (Needs a non-default synth.midi-channels > 16; MIDI file channels are masked to 4 bits so a crafted file cannot reach it)
[bullseye] - fluidsynth <not-affected> (Vulnerable code not present)
https://github.com/FluidSynth/fluidsynth/security/advisories/GHSA-976m-35rw-h3m6
Introduced with: https://github.com/FluidSynth/fluidsynth/commit/6c593180ce05f8bbbd07217456bc4376a4ab4505 (v2.2.4)
Fixed by: https://github.com/FluidSynth/fluidsynth/commit/772702e00cc6acc7c607efb40283e2269211effc (v2.5.6)