{"cve":"CVE-2018-25023","nvd":{"published":"2021-12-27T00:15:07.950","modified":"2026-06-17T01:54:32.587","status":"Modified","description":"An issue was discovered in the smallvec crate before 0.6.13 for Rust. It can create an uninitialized value of any type, including a reference type.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-908"],"references":["https://github.com/servo/rust-smallvec/commit/e64afc8c473d43e375ab42bd33db2d0d4ac4e41b","https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/smallvec/RUSTSEC-2018-0018.md","https://rustsec.org/advisories/RUSTSEC-2018-0018.html","https://github.com/servo/rust-smallvec/commit/e64afc8c473d43e375ab42bd33db2d0d4ac4e41b","https://raw.githubusercontent.com/rustsec/advisory-db/main/crates/smallvec/RUSTSEC-2018-0018.md"],"products":["servo:smallvec"],"source":"nvd","synced_at":"2026-10-19T21:26:33.761856376+00:00"},"epss":{"cve":"CVE-2018-25023","score":0.01423,"percentile":0.72892,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-55m5-whcv-c49c","url":"https://osv.dev/vulnerability/GHSA-55m5-whcv-c49c","summary":"Use of Uninitialized Resource in smallvec","modified":"2023-11-08T04:00:14.788260Z","packages":[{"ecosystem":"crates.io","name":"smallvec","purl":"pkg:cargo/smallvec","ranges":["<0.6.13"],"fixed":["0.6.13"]}]},{"id":"GHSA-66p5-j55p-32r9","url":"https://osv.dev/vulnerability/GHSA-66p5-j55p-32r9","summary":"smallvec creates uninitialized value of any type","modified":"2023-11-08T04:00:14.788260Z","packages":[{"ecosystem":"crates.io","name":"smallvec","purl":"pkg:cargo/smallvec","ranges":["<0.6.13"],"fixed":["0.6.13"]}]},{"id":"RUSTSEC-2018-0018","url":"https://osv.dev/vulnerability/RUSTSEC-2018-0018","summary":"smallvec creates uninitialized value of any type","modified":"2023-11-08T04:00:14.788260Z","packages":[{"ecosystem":"crates.io","name":"smallvec","purl":"pkg:cargo/smallvec","ranges":[">=0.0.0-0 <0.6.13"],"fixed":["0.6.13"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}