CVE-2020-35923 ordered_float:NotNan may contain NaN after panic in assignment operators
The ordered-float crate allows NotNan values to contain NaN, violating type invariants and potentially causing logic errors in dependent applications.
- 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-2020-35923?
CVE-2020-35923 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 ordered-float crate before 1.1.1 and 2.x before 2.0.1 for Rust. A NotNan value can contain a NaN.
Weakness: CWE-416
Which versions are affected by CVE-2020-35923?
5 open source packages ship an affected version, including ordered-float. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
ordered-float crates.io | From 0.2.2 | 1.1.1, 2.0.1 |
ordered-float crates.io | From 0.2.2 | 1.1.1 |
ordered-float crates.io | From 0.2.2 | 1.1.1 |
ordered-float crates.io | From 2.0.0 | 2.0.1 |
ordered-float crates.io | From 2.0.0 | 2.0.1 |
Products include Ordered-Float Project Ordered-Float.
How do I fix CVE-2020-35923?
Upgrade ordered-float to a fixed version for your release line: 1.1.1 or 2.0.1.
Is CVE-2020-35923 being exploited?
There is no known exploitation of CVE-2020-35923 in the wild and no public exploit code.
Sources
Also known as GHSA-566x-hhrf-qf8m, RUSTSEC-2020-0082.