CVE-2020-36432 Use of Uninitialized Resource in alg_ds
A memory corruption vulnerability in the alg_ds Rust crate allows attackers to cause denial of service or potentially execute code via uninitialized memory drops.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-36432?
CVE-2020-36432 is a critical memory corruption vulnerability in n/a, published on 8 Aug 2021. 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 alg_ds crate through 2020-08-25 for Rust. There is a drop of uninitialized memory in Matrix::new().
Weakness: CWE-908
Which versions are affected by CVE-2020-36432?
3 open source packages ship an affected version, including alg_ds. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
alg_ds crates.io | All versions to 0.3.1 | None |
alg_ds crates.io | All versions to 0.3.1 | None |
alg_ds crates.io | From 0.0.0-0 | None |
Products include Alg Ds Project Alg Ds.
How do I fix CVE-2020-36432?
No fix has been published for CVE-2020-36432 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-36432 being exploited?
There is no known exploitation of CVE-2020-36432 in the wild and no public exploit code.
Sources
Also known as GHSA-3vv3-frrq-6486, RUSTSEC-2020-0033.