CVE-2020-35859

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CVSS 3.1

9.1 critical

EPSS

2%p73

Published

Dec 31, 2020 (Dec 31, 2020)

Modified

Jun 17, 2026

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.

Vendors: lucet-runtime-internals project
Products: lucet-runtime-internals
Weakness: CWE-125, CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.5%)

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