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Case File

CVE-2020-35859

CRITICAL · CVSS 9.1 EPSS 1.50%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-12-31 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. See the original NVD description below for full technical details.

CVE
CVE-2020-35859
Severity
CRITICAL
CVSS
9.1
EPSS
1.50%

Original 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.