CVE-2020-36464: Heapless Project Heapless

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

An issue was discovered in the heapless crate before 0.6.1 for Rust. The IntoIter Clone implementation clones an entire underlying Vec without considering whether it has already been partially consumed.

Affected products

• Heapless Project Heapless: before 0.6.1 (fixed in 0.6.1)

Published 2021-08-08. Last modified 2026-06-17.