{"action":"Upgrade fluidsynth to 2.5.6+dfsg-1 or later.","affected":[{"fixed":"2.5.6+dfsg-1","introduced":"0"}],"component":"fluidsynth","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2.5.6+dfsg-1"],"id":"tcs_01M5NT7R1X07X7P1VCPYK92G82","modified_at":"2026-09-25T08:47:31.377127234Z","published_at":"2026-09-18T20:17:18.420Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-61720","https://security-tracker.debian.org/tracker/CVE-2026-61720"],"severity":{"label":"medium","score":6.2},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-61720","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-61720"}],"summary":"FluidSynth is a software synthesizer based on the SoundFont 2 specifications. From 2.5.0 until 2.5.6, the SF2 parser computes the DMOD modulator count as chunk.size / SF_MOD_SIZE - 1 without rejecting"}