CVE-2021-45687: Raw-Cpuid Project Raw-Cpuid

Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days.

An issue was discovered in the raw-cpuid crate before 9.1.1 for Rust. If the serialize feature is used (which is not the the default), a Deserialize operation may lack sufficient validation, leading to memory corruption or a panic.

Affected products

• Raw-Cpuid Project Raw-Cpuid: before 9.1.1 (fixed in 9.1.1)

Published 2021-12-27. Last modified 2026-06-17.