This new version of sudo comes with improvements to how the sudoers file is handled. Zero-length files are not saved by sudoedit, error messages are more accurate now, and sudo refuses to run if there is a syntax error.
»NAT Slipstreaming allows an attacker to remotely access any TCP/UDP service bound to a victim machine, bypassing the victim's NAT/firewall (arbitrary firewall pinhole control), just by the victim visiting a website.«
With the presented tools BTF and CO-RE, BPF gets more portable, not requiring the whole build chain with LLVM, Clang, and kernel header dependencies. In this blog post, Brendan Gregg explains how it works and what it means for BPF performance tools.
A wicked problem is a problem that is difficult or impossible to solve because of incomplete, contradictory, and changing requirements that are often difficult to recognize. It refers to an idea or problem that can not be fixed, where there is no single solution to the problem. The use of the term "wicked" here has come to denote resistance to resolution, rather than evil.