CVEvulnerability

CVE-2020-35859

9.1 CRITICAL Published 2020-12-31 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-12-31
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CVSS 2.0 ([email protected])
6.4 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:P
Weaknesses
CWE-125, CWE-787

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 configurations

• lucet-runtime-internals project lucet-runtime-internals (< 0.5.1)

Related

Weakness · CWE (2)

  • CWE-125 Out-of-bounds Read weakness
  • CWE-787 Out-of-bounds Write weakness

References