CVE-2021-29933

An issue was discovered in the insertmany crate through 2021-01-26 for Rust. Elements may be dropped twice if a .next method panics...

RUSTSEC-2021-0018 insert_slice_clone can double drop if Clone panics.

Affected versions of this crate used ptr::copy when inserting into the middle of a Vec. When ownership was temporarily duplicated during this copy, it calls the clone method of a user provided element. This issue can result in an element being double-freed if the clone call panics. Commit 20cb73d...