Linux 7.2 Adds Ability To Limit Programs To Only Open Regular Files, Avoid…

Linux 7.2 Adds Ability To Limit Programs To Only Open Regular Files, Avoid Being Tricked Or Doing Silly Things

Merged as part of the many VFS changes for Linux 7.2 is the new OPENAT2_REGULAR flag for the openat2 system call. This can be used to limit programs to only open regular file-systems and avoid accidentally or intentionally opening up device files or other non-conventional data files on the file-system… https://www.phoronix.com/news/Linux-7.2-VFS-OPENAT2-REGULAR