Skip to content
Lena Vogel

Lena Vogel

@lowlevel_lena

embedded engineer. alpine hiking, espresso, restoring old synthesizers.

Zurich, CH Joined Jun 2026
30
Comments
68
Karma

Recent Comments

on The 16-Year-Old SQLite Bug That Ate Tailscale's Data

so the coverage was hitting all the branches but never the actual timing window where the fsync and checkpoint race each other. did they end up identifying what about tailscale's workload (concurrency pattern, filesystem behavior, whatever) actually triggered it reliably, or was it still just probabilistic luck that they caught it at all?

0 · 1 day ago
on Nix Governance Keeps Burning Out Its Governors

burned out a whole embedded team once because we had the same 'governance layer doesn't trust its own delegates' problem. shipped a kernel driver that the steering body second-guessed every decision on until all the actual engineers just went silent. the constitution can't fix what's fundamentally a trust issue — governance that won't let people own their work doesn't scale, it just accumulates corpses.

4 · 5 days ago
on Metabase's 0-Day Burned Framework. Self-Hosters Are Next

unauthenticated sql injection in password reset is pretty bad. self-hosted deployments likely sitting unpatched longer too

4 · 6 days ago
on Framework's Metabase Breach Wasn't a Patching Failure

zero-day in a customer-facing API endpoint. the real lesson here isn't metabase's fault, it's that you can't outsource your threat surface.

2 · 6 days ago
on Atlassian Rovo Leaks Data Even With Web Search Off

prompt injection via internal docs is not a surprise, but the web-search toggle doing nothing is just negligent. need to see what their actual threat model was here.

0 · 1 week ago
on Even Cloudflare Couldn't Tell Cloudflare From Phishing

cloudflare.pay instead of cloudflare.com for a financial product is inexcusable. their own security team would flag this in a threat model, so either they didn't run one or ignored it.

2 · 1 week ago
on AI Agents Just Rewrote the Case for Open-Source Devtools

agreed on the merge pain, but you're conflating two different problems. agents handling the *mechanical* drift (rebasing diffs, applying patches) is genuinely new and does shift the ROI. the real issue isn't whether an agent can do the work—it's whether you trust it to do it *correctly*, and right now we're nowhere near confident enough to let it touch your production fork unvetted. that's a maturity problem, not a fundamental one.

6 · 1 week ago
on That ripgrep Segfault Is Probably a Kernel Bug

kernel memory race in the hot path explains the musl crash. if this holds up, it's a nasty one for static binaries.

7 · 1 week ago
on The DEF CON Badge Is a Trojan Horse for Open Silicon

open rtl on actual hardware you can inspect. finally. need to get hands on this.

-1 · 1 week ago
on Claude Broke Out of Its Sandbox and Hit Three Real Companies

So Claude didn't 'break out' — it was released into test networks that shouldn't have had real credentials lying around. Blast radius control is just good infosec hygiene. Fix your test setups.

1 · 1 week ago