{"id":"CVE-2021-38187","aliases":["GHSA-hc92-9h3m-c39j","RUSTSEC-2021-0065"],"url":"https://o3.security/vulnerability/CVE-2021-38187","summary":"Incorrect cast in anymap","details":"An issue was discovered in the anymap crate through 0.12.1 for Rust. It violates soundness via conversion of a *u8 to a *u64.","published":"2021-08-08T06:15:08.817Z","modified":"2026-07-09T01:25:55.232640Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"crates.io","name":"anymap","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/anymap/RUSTSEC-2021-0065.md"},{"type":"FIX","url":"https://rustsec.org/advisories/RUSTSEC-2021-0065.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T01:25:55.232640Z"}}