CVE-2020-35915 Data races in futures-intrusive
Attackers can exploit cross-thread data races in GenericMutexGuard to read or modify non-Sync data, affecting Rust applications using the futures-intrusive crate.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-35915?
CVE-2020-35915 is a medium-severity vulnerability in n/a, published on 31 Dec 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An issue was discovered in the futures-intrusive crate before 0.4.0 for Rust. GenericMutexGuard allows cross-thread data races of non-Sync types.
Which versions are affected by CVE-2020-35915?
3 open source packages ship an affected version, including futures-intrusive. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
futures-intrusive crates.io | All versions | 0.4.0 |
futures-intrusive crates.io | All versions | 0.4.0 |
futures-intrusive crates.io | From 0.0.0-0 | 0.4.0 |
Products include Futures-Intrusive Project Futures-Intrusive.
How do I fix CVE-2020-35915?
Upgrade futures-intrusive to 0.4.0 or later.
Is CVE-2020-35915 being exploited?
There is no known exploitation of CVE-2020-35915 in the wild and no public exploit code.
Sources
Also known as GHSA-4hjg-cx88-g9f9, RUSTSEC-2020-0072.