CVE-2019-16881: Portaudio-RS Project Portaudio-RS

Critical severity, CVSS 9.8. EPSS: 2.5% chance of exploitation in the next 30 days.

An issue was discovered in the portaudio-rs crate through 0.3.1 for Rust. There is a use-after-free with resultant arbitrary code execution because of a lack of unwind safety in stream_callback and stream_finished_callback.

Affected products

• Portaudio-RS Project Portaudio-RS: up to and including 0.3.1

Published 2019-09-25. Last modified 2026-06-17.