CVE-2021-21417 — Use After Free in Fluidsynth

CWE-416 — Use After Free3 documents3 sources
Severity
5.5MEDIUMNVD
EPSS
0.5%
top 32.79%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
FluidsynthDebian FluidsynthDebian Linux
Timeline
PublishedApr 29

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/fluidsynth< fluidsynth 2.1.7-1.1 (bookworm)
▶Debianfluidsynth/fluidsynth< 2.1.7-1.1+3

Also affects: Debian Linux 9.0

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

1
OSV
CVE-2021-21417: fluidsynth is a software synthesizer based on the SoundFont 2 specifications↗2021-04-29
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📋Vendor Advisories

1
Debian
CVE-2021-21417: fluidsynth - fluidsynth is a software synthesizer based on the SoundFont 2 specifications. A ...↗2021
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CVE-2021-21417 — Use After Free in Fluidsynth | cvebase