CVE ID:	CVE-2020-36323
Description:	In the standard library in Rust before 1.52.0, there is an optimization for joining strings that can cause uninitialized bytes to be exposed (or the program to crash) if the borrowed string changes after its length is checked.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2020-36323 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VZG65GUW6Z2CYOQHF7T3TB5CZKIX6ZJE/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CZ337CM4GFJLRDFVQCGC7J25V65JXOG5/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TFUO3URYCO73D2Q4WYJBWAMJWGGVXQO4/ https://github.com/rust-lang/rust/pull/81728#issuecomment-821549174 https://github.com/rust-lang/rust/pull/81728#issuecomment-824904190 https://github.com/rust-lang/rust/issues/80335 https://github.com/rust-lang/rust/issues/80335 https://github.com/rust-lang/rust/pull/81728 https://github.com/rust-lang/rust/pull/81728