https://pranjalkumar.com/blog Backend engineering, security and building things. en https://pranjalkumar.com/blog/copy-fail-cve-2026-31431 https://pranjalkumar.com/blog/copy-fail-cve-2026-31431 Sat, 09 May 2026 00:00:00 GMT CVE-2026-31431 is a straight-line Linux LPE. No race, no crash, no recompile. Roots Ubuntu, RHEL, and SUSE from a single 732-byte Python script by chaining AF_ALG, splice(), and a nine-year-old authencesn scratch write. linux security kernel cve privilege-escalation https://pranjalkumar.com/blog/building-hitech-infovision https://pranjalkumar.com/blog/building-hitech-infovision Mon, 04 May 2026 00:00:00 GMT My first real internship didn't involve a tutorial CRUD app. It was a live internship nextjs typescript supabase fullstack security design-systems https://pranjalkumar.com/blog/building-this-site https://pranjalkumar.com/blog/building-this-site Mon, 20 Apr 2026 00:00:00 GMT Most developer portfolios are clones of the same template. I built mine from scratch with a functional terminal emulator, a browser-native PDF engine, a documented design system, and real security hardening. Here's the full technical breakdown. meta frontend react security design-systems terminal