CVE-2025-56225

EUVD-2026-1717
fluidsynth-2.4.6 and earlier versions is vulnerable to Null pointer dereference in fluid_synth_monopoly.c, that can be triggered when loading an invalid midi file.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
Affected Products (NVD)
VendorProductVersion
fluidsynthfluidsynth
𝑥
≤ 2.4.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
fluidsynth
bookworm
no-dsa
bullseye
postponed
forky
2.5.2+dfsg-1
fixed
sid
2.5.2+dfsg-1
fixed
trixie
no-dsa
Common Weakness Enumeration
References
https://github.com/FluidSynth/fluidsynth/issues/1602
https://github.com/FluidSynth/fluidsynth/pull/1607
https://github.com/FluidSynth/fluidsynth/issues/1602