CVE-2019-16881 Use after free in portaudio-rs
A use-after-free vulnerability in the portaudio-rs Rust crate allows attackers to execute arbitrary code due to unsafe callback handling.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-16881?
CVE-2019-16881 is a critical use after free vulnerability in n/a, published on 25 Sep 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-416
Which versions are affected by CVE-2019-16881?
3 open source packages ship an affected version, including portaudio-rs. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
portaudio-rs crates.io | All versions | 0.3.2 |
portaudio-rs crates.io | All versions | 0.3.2 |
portaudio-rs crates.io | From 0.0.0-0 | 0.3.2-0 |
Products include Portaudio-Rs Project Portaudio-Rs.
How do I fix CVE-2019-16881?
Upgrade portaudio-rs to a fixed version for your release line: 0.3.2 or 0.3.2-0.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2019-16881 being exploited?
There is no known exploitation of CVE-2019-16881 in the wild and no public exploit code.
Sources
Also known as GHSA-qpjr-ch72-2qq4, RUSTSEC-2019-0022.