CVE-2020-35862

Use after free and double free in bitvec

Published 31 Dec 2020Modified 17 Jun 2026CWE 415, 416

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

GHSA9.8CVSS:3.1/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 bitvec crate before 0.17.4 for Rust. BitVec to BitBox conversion leads to a use-after-free or double free.

Affected packages and fixed versions

Source	Package	Fixed in
cargo::GitHub Security Advisory Rust	bitvec	0.17.4

References

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