{"id":"CVE-2017-20004","details":"In the standard library in Rust before 1.19.0, there is a synchronization problem in the MutexGuard object. MutexGuards can be used across threads with any types, allowing for memory safety issues through race conditions.","modified":"2026-04-10T03:59:25.514071Z","published":"2021-04-14T07:15:11.493Z","references":[{"type":"FIX","url":"https://github.com/rust-lang/rust/issues/41622"},{"type":"FIX","url":"https://github.com/rust-lang/rust/pull/41624"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/rust-lang/rust","events":[{"introduced":"0"},{"fixed":"0ade339411587887bf01bcfa2e9ae4414c8900d4"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"1.19.0"}]}}],"versions":["0.1","0.2","0.4","0.5","0.6","0.7","0.8","0.9","1.0.0-alpha","1.0.0-alpha.2","1.0.0-beta","release-0.1","release-0.2","release-0.4","release-0.5","release-0.6","release-0.7"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-20004.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"}]}