CVE-2020-25796 Memory corruption in n/a

High 7.5 Published 19 Sep 2020 Updated 4 Aug 2024

An unaligned reference in the sized-chunks crate can cause memory corruption, potentially leading to crashes or arbitrary code execution in Rust applications.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2020-25796?

CVE-2020-25796 is a high-severity memory corruption vulnerability in n/a, published on 19 Sep 2020. 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 sized-chunks crate through 0.6.2 for Rust. In the InlineArray implementation, an unaligned reference may be generated for a type that has a large alignment requirement.

Weakness: CWE-129

Which versions are affected by CVE-2020-25796?

It affects 1 product.

Products include Sized-Chunks Project Sized-Chunks.

How do I fix CVE-2020-25796?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-25796 being exploited?

There is no known exploitation of CVE-2020-25796 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2020-25796, UBUNTU-CVE-2020-25796.