CVE-2019-15543 Out of bounds write in slice-deque

Critical 9.8 Published 26 Aug 2019 Updated 5 Aug 2024

Memory corruption in the slice-deque Rust library allows attackers to potentially execute arbitrary code or cause denial of service.

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

What is CVE-2019-15543?

CVE-2019-15543 is a critical memory corruption vulnerability in n/a, published on 26 Aug 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 slice-deque crate before 0.2.0 for Rust. There is memory corruption in certain allocation cases.

Weakness: CWE-787

Which versions are affected by CVE-2019-15543?

3 open source packages ship an affected version, including slice-deque. It affects 1 product.

Package	Affected	Fixed in
`slice-deque` crates.io	All versions	`0.2.0`
`slice-deque` crates.io	All versions	`0.2.0`
`slice-deque` crates.io	From `0.0.0-0`	`0.2.0`

Products include Slice-Deque Project Slice-Deque.

How do I fix CVE-2019-15543?

Upgrade slice-deque to 0.2.0 or later.

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

Is CVE-2019-15543 being exploited?

There is no known exploitation of CVE-2019-15543 in the wild and no public exploit code.

Sources

Also known as GHSA-c3m3-c39q-pv23, RUSTSEC-2019-0002.