{"id":"GHSA-hhw2-pqhf-vmx2","summary":"Use after free in actix-utils","details":"An issue was discovered in the actix-utils crate before 2.0.0 for Rust. The Cell implementation allows obtaining more than one mutable reference to the same data.","aliases":["CVE-2020-35898","RUSTSEC-2020-0045"],"modified":"2025-05-23T18:29:56Z","published":"2021-08-25T20:49:09Z","database_specific":{"severity":"CRITICAL","github_reviewed":true,"github_reviewed_at":"2021-08-19T20:53:53Z","nvd_published_at":null,"cwe_ids":["CWE-416"]},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35898"},{"type":"WEB","url":"https://github.com/actix/actix-net/issues/160"},{"type":"WEB","url":"https://github.com/actix/actix-net/commit/0dca1a705ad1ff4885b3491ecb809a808e1de66c"},{"type":"PACKAGE","url":"https://github.com/actix/actix-net"},{"type":"WEB","url":"https://rustsec.org/advisories/RUSTSEC-2020-0045.html"}],"affected":[{"package":{"name":"actix-utils","ecosystem":"crates.io","purl":"pkg:cargo/actix-utils"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.0.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-hhw2-pqhf-vmx2/GHSA-hhw2-pqhf-vmx2.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H"}]}