Generally, they're bad on every platform . All the security companies and government agencies moved to recommending memory-safe languages and replacing unsafe legacy code with new code for a reason. They become a security liability.

Take a look at the charts of a project's sizeand the amount of memory-unsafe code they have:

What comprises the most dangerous vulnerabilities for these big projects like Linux and Chromium? Memory corruption. Android uses Linux and many major vulnerabilities are inherited from it.