{"id":"CVE-2021-30455","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-30455","summary":"An issue was discovered in the id-map crate through 2021-02-26 for Rust. A double free can occur in IdMap::clone_from upon a .clone panic.","details":"An issue was discovered in the id-map crate through 2021-02-26 for Rust. A double free can occur in IdMap::clone_from upon a .clone panic.","published":"2021-04-07T22:15:15.177","modified":"2026-06-17T03:50:16.623","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":0,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2021-0052.html"},{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2021-0052.html"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T03:50:16.623"}}