In the Mullvad VPN client 2024.6 (Desktop), 2024.8 (iOS), and 2024.8-beta1 (Android), the exception-handling alternate stack can be exhausted, leading to heap-based out-of-bounds writes in enable() in exception_logging/unix.rs, aka MLLVD-CR-24-01. NOTE: achieving code execution is considered non-trivial.
https://x41-dsec.de/news/2024/12/11/mullvad/
https://news.ycombinator.com/item?id=42390768
https://github.com/mullvad/mullvadvpn-app/commit/ef6c862071b26023802b00d6e1dc6ca53d1ab3e6