VULNERABILITY INTELLIGENCE

CVE-2021-45720

CVSS score7.5 HIGH

EPSS probability1.22%

CISA KEVNot currently listed

Published2021-12-26

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

An issue was discovered in the lru crate before 0.7.1 for Rust. The iterators have a use-after-free, as demonstrated by an access after a pop operation.

Weakness classification

CWE-416: Use After Free

Primary references

cve@mitre.org — Third Party Advisory
cve@mitre.org — Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Third Party Advisory