Linux kernel flaw opens root-only files to unprivileged users

Another Linux kernel flaw has handed local unprivileged users a way to peek at files they should never be able to read, including root-only secrets such as SSH keys. The bug affects multiple LTS kernel lines from 5.10 upward, although a fix has already landed – and there is now a proposal for reducing the odds of similar surprises in future. What FOSS analytics vendor Metabase memorably dubbed the strip-mining era of open source security continues.