{"id":"CVE-2019-15554","aliases":["GHSA-69gw-hgj3-45m7","RUSTSEC-2019-0012"],"url":"https://o3.security/vulnerability/CVE-2019-15554","summary":"Memory corruption in smallvec","details":"An issue was discovered in the smallvec crate before 0.6.10 for Rust. There is memory corruption for certain grow attempts with less than the current capacity.","published":"2019-08-26T15:15:12.187Z","modified":"2026-07-08T15:55:43.985383Z","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":{"score":0.02144,"percentile":0.81189,"asOf":"2026-09-17"},"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-2019-0012.html"},{"type":"FIX","url":"https://github.com/servo/rust-smallvec/issues/149"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T15:55:43.985383Z"}}