KnightLi blog explains
Source: www.knightli.com
Published:
<p>ssh-keysign-pwn refers to a set of exploitation paths around a logic flaw in Linux kernel __ptrace_may_access() , assigned CVE-2026-46333 . It is not a remote unauthenticated flaw and it does not directly hand out a root shell, but the risk is still high: a low-privileged local user may read root