{"id":"CVE-2019-15551","aliases":["GHSA-mm7v-vpv8-xfc3","RUSTSEC-2019-0009"],"url":"https://o3.security/vulnerability/CVE-2019-15551","summary":"Double free in smallvec","details":"An issue was discovered in the smallvec crate before 0.6.10 for Rust. There is a double free for certain grow attempts with the current capacity.","published":"2019-08-26T15:15:12Z","modified":"2026-07-08T20:15:15.200521Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"crates.io","name":"smallvec","fixedVersion":"0.6.10"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://rustsec.org/advisories/RUSTSEC-2019-0009.html"},{"type":"FIX","url":"https://github.com/servo/rust-smallvec/issues/148"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T20:15:15.200521Z"}}