Hacker News with Generative AI: Vulnerability Analysis

Shouldn't have happened: A vulnerability postmortem (2021) (blogspot.com)
This is an unusual blog post. I normally write posts to highlight some hidden attack surface or interesting complex vulnerability class. This time, I want to talk about a vulnerability that is neither of those things. The striking thing about this vulnerability is just how simple it is. This should have been caught earlier, and I want to explore why that didn’t happen.
CVE-2021-4440: A Linux CNA Case Study (grsecurity.net)