CVE-2021-26307

low-risk
Published 2021-01-29

An issue was discovered in the raw-cpuid crate before 9.0.0 for Rust. It allows __cpuid_count() calls even if the processor does not support the CPUID instruction, which is unsound and causes a deterministic crash.

Do I need to act?

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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Raw-Cpuid

Affected Vendors

Raw-Cpuid Project

References (2)

Exploit https://rustsec.org/advisories/RUSTSEC-2021-0013.html
Exploit https://rustsec.org/advisories/RUSTSEC-2021-0013.html
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal