CVE-2021-30456

The CVE concerns the Rust id-map crate (through 2021-02-26). It describes a vulnerability where a double free can occur in get_or_insert if the user-provided f function panics. The crash arises because space is reserved for the value before invoking f; a panic can cause uninitialized or previousl...

CVE-2021-30455

Summary: The CVE-2021-30455 entry concerns the Rust id-map crate (up to 2021-02-26) with a vulnerability causing a double free in IdMap::clone_from when a .clone panics. Multiple connected sources corroborate a double-free scenario during cloning, including Red Hat, OSV advisories, CNVD, and CVE ...

CVE-2021-30457

The CVE-2021-30457 entry pertains to the Rust id-map crate, with a concrete issue: a double free that can occur in remove_set when a panic happens in a Drop implementation. This vulnerability affects id-map versions up to 2021-02-26 and is highlighted across multiple advisories (e.g., OSV and Red...