Hacker News Roundup — May 1, 2026: Uber's Blown AI Budget, PyTorch Malware, Ubuntu DDoS, cPanel Zero-Day

Uber torched its 2026 AI budget by April, PyTorch Lightning 2.6.2-2.6.3 ships credential-stealing malware, Canonical fights off 313 Team DDoS, cPanel CVE-2026-41940 hits all supported versions, plus Grok 4.3 and Rivian privacy tradeoffs.