What’s Vulnerable › Vulnerabilities

CVE-2021-45704

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-27 · updated 2026-06-17
• Weakness: CWE-362

Description

An issue was discovered in the metrics-util crate before 0.7.0 for Rust. There is a data race and memory corruption because AtomicBucket<T> unconditionally implements the Send and Sync traits.

Affected products

• Metrics-Util Project Metrics-Util: before 0.7.0 — fixed in 0.7.0

How to fix

Upgrade to a fixed version: Metrics-Util Project Metrics-Util 0.7.0. Check the vendor advisory for mitigations.

References

• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/metrics-util/RUSTSEC-2021-0113.md
• https://rustsec.org/advisories/RUSTSEC-2021-0113.html
• https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/metrics-util/RUSTSEC-2021-0113.md
• https://rustsec.org/advisories/RUSTSEC-2021-0113.html

Get alerted when CVE-2021-45704 or the next vulnerability affects your stack