Vulnerability 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 Score
7.2
HIGH
CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Fluidsynth | Fluidsynth | < 2.1.8 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://github.com/FluidSynth/fluidsynth/issues/808ExploitThird Party Advisory
- https://github.com/FluidSynth/fluidsynth/pull/810ExploitIssue TrackingPatch
- https://github.com/FluidSynth/fluidsynth/security/advisories/GHSA-6fcq-pxhc-jxc9Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00027.htmlMailing ListThird Party Advisory
- https://github.com/FluidSynth/fluidsynth/issues/808ExploitThird Party Advisory
- https://github.com/FluidSynth/fluidsynth/pull/810ExploitIssue TrackingPatch
- https://github.com/FluidSynth/fluidsynth/security/advisories/GHSA-6fcq-pxhc-jxc9Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/06/msg00027.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2021-21417?
CVE-2021-21417 is a vulnerability with a CVSS score of 7.2 (HIGH). 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.
How severe is CVE-2021-21417?
CVE-2021-21417 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21417?
Check the references section above for vendor advisories and patch information. Affected products include: Fluidsynth Fluidsynth, Debian Debian Linux.