CVE-2020-35862: Bitvec Project Bitvec

Critical severity, CVSS 9.8. EPSS: 1.6% chance of exploitation in the next 30 days.

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 products

• Bitvec Project Bitvec: before 0.17.4 (fixed in 0.17.4)

Published 2020-12-31. Last modified 2026-06-17.