CVE-2020-35859

Published: Dec 31, 2020Modified: Jun 17, 2026

9.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Exploitability: 3.9 / Impact: 5.2

Source: NVD

Description

An issue was discovered in the lucet-runtime-internals crate before 0.5.1 for Rust. It mishandles sigstack allocation. Guest programs may be able to obtain sensitive information, or guest programs can experience memory corruption.

Affected (1)

Products: Lucet Runtime Internals Project: Lucet Runtime Internals

Lucet Runtime Internals Project

1 product

Lucet Runtime Internals

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Lucet Runtime Internals Project Lucet Runtime Internals	Before 0.5.1

Related CWEs

CWE-125

Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (2)

https://rustsec.org/advisories/RUSTSEC-2020-0004.html

Source: cve@mitre.org

PatchThird Party Advisory

https://rustsec.org/advisories/RUSTSEC-2020-0004.html

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.