purplesyringa personal blog
The NX bit is not just about security
While I’m taking a short break from low-level programming, here’s a story by a friend of mine, Sonya, about debugging a seemingly impossible bug in ARM code. This bug hunting saga started several months ago. While developing a bare-metal hypervisor on ARM64 for postmarketOS, I hit a strange bug: if I enabled the…
- Points
- 106
- HN comments
- 49
- Submissions
- 1
- Cited by
- 0 commenters
Security & PrivacySystems & Performance2026
On Hacker News
| Submitted | Title on HN | Points | Comments |
|---|---|---|---|
| Sep 4, 2026 | The NX bit is not just about security by torutofu | 106 | 49 |
