CVE-2021-29937: Telemetry Project Telemetry

Critical severity, CVSS 9.8. EPSS: 1.4% chance of exploitation in the next 30 days.

An issue was discovered in the telemetry crate through 2021-02-17 for Rust. There is a drop of uninitialized memory if a value.clone() call panics within misc::vec_with_size().

Affected products

• Telemetry Project Telemetry: up to and including 2021-02-17

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