Security+ ยท 2.0 Threats
Kernel exploit
An exploit that abuses a bug in the kernel to escalate from userspace to root. Examples: Dirty Pipe (CVE-2022-0847), Dirty COW (CVE-2016-5195), CVE-2021-4034 (PwnKit).
How this shows up at NCAE
If you don't patch, red team will use a public kernel exploit. `apt-get upgrade` and reboot is the simplest defense. NCAE video 26 covers safe upgrading during competition.