git2-rs fails to verify SSH keys by default

The git2 and libgit2-sys crates are Rust wrappers around the libgit2 C library. It was discovered that libgit2 1.5.0 and below did not verify SSH host keys when establishing an SSH connection, exposing users of the library to Man-In-the-Middle attacks. The libgit2 team assigned CVE-2023-22742 to...

git2 Rust package suppresses ssh host key checking

By default, when accessing an ssh repository ie via an ssh: git repository url the git2 Rust package does not do any host key checking. Additionally, the provided API is not sufficient for a an application to do meaningful checking itself. Impact When connecting to an ssh repository, and when an...