VulnerabilityAnalyzed
CVE-2025-56225
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.
HIGH 7.5EPSS 0.47%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.47% probability · 39th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- fluidsynth/fluidsynth
- Source
- cve@mitre.org
References
- https://github.com/FluidSynth/fluidsynth/issues/1602Exploit, Issue Tracking
- https://github.com/FluidSynth/fluidsynth/pull/1607Issue Tracking
- https://github.com/FluidSynth/fluidsynth/issues/1602Exploit, Issue Tracking
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.