An issue was discovered in the slock crate through 2020-11-17 for Rust. Slock<T> unconditionally implements Send and Sync.
github.com/BrokenLamp/slock-rs
github.com/BrokenLamp/slock-rs/commit/719df35f55b6cab4ca2a7f840347a06ecbd8aac6
github.com/BrokenLamp/slock-rs/issues/2
nvd.nist.gov/vuln/detail/CVE-2020-36455
raw.githubusercontent.com/rustsec/advisory-db/main/crates/slock/RUSTSEC-2020-0135.md
rustsec.org/advisories/RUSTSEC-2020-0135.html