CVE-2018-20996

Double free in crossbeam

Published 26 Aug 2019Modified 17 Jun 2026CWE 415

In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

GHSA9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD, GHSA.

Description

An issue was discovered in the crossbeam crate before 0.4.1 for Rust. There is a double free because of destructor mishandling.

Affected packages and fixed versions

Source	Package	Fixed in
cargo::GitHub Security Advisory Rust	crossbeam	0.4.1

References

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