Linux kernel vulnerabilities without distro notice: what this changes in my Ubuntu/Railway stack

Linux kernel vulnerabilities without distro notice: what this changes in my Ubuntu/Railway stack I made a mistake that cost me three hours of production debugging and a night of paranoia: I assumed Ubuntu knew about kernel vulnerabilities affecting my containers before I did. Spoiler: it doesn't. Nobody tells them. They find out when you find out. I'm not saying this to complain about kernel maintainers — I get the complexity of the ecosystem. I'm saying it because if you deploy on Railway, Fly,