### [CVE-2019-16881](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16881) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description 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. ### POC #### Reference No PoCs from references. #### Github - https://github.com/Artisan-Lab/Rust-memory-safety-bugs