CVE-2021-29938: Slice-Deque Project Slice-Deque

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

An issue was discovered in the slice-deque crate through 2021-02-19 for Rust. A double drop can occur in SliceDeque::drain_filter upon a panic in a predicate function.

Affected products

• Slice-Deque Project Slice-Deque: up to and including 2021-02-19

Published 2021-04-01. Last modified 2026-06-17.