| Name | CVE-2021-21417 |
| Description | fluidsynth is a software synthesizer based on the SoundFont 2 specifications. A use after free violation was discovered in fluidsynth, that can be triggered when loading an invalid SoundFont file. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2697-1, ELA-450-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| fluidsynth (PTS) | jessie, jessie (lts) | 1.1.6-2+deb8u1 | fixed |
| stretch (security), stretch (lts), stretch | 1.1.6-4+deb9u1 | fixed |
| buster | 1.1.11-1+deb10u1 | fixed |
| bullseye | 2.1.7-1.1 | fixed |
| bookworm | 2.3.1-2 | fixed |
| sid, trixie | 2.4.0-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://github.com/FluidSynth/fluidsynth/issues/808
https://github.com/FluidSynth/fluidsynth/security/advisories/GHSA-6fcq-pxhc-jxc9