CVE-2026-61714

FluidSynth (SoundFont 2 software synthesizer) versions 2.2.4 through 2.5.6 contain a heap buffer overflow in the MIDI player. When synth.midi-channels is configured above the default of 16, the code indexes _fluid_player_t::channel_isplaying outside its fixed-size heap allocation, causing out-of-...

CVE-2026-61714 FluidSynth: Heap Buffer Overflow in MIDI Player

FluidSynth is a software synthesizer based on the SoundFont 2 specifications. From 2.2.4 until 2.5.6, configuring synth.midi-channels above 16 allows the MIDI player to index fluidplayert::channelisplaying outside its fixed-size heap allocation while tracking active channels. The resulting...