A technical analysis documents a previously undetected bug in macOS TCP networking that manifests after exactly 49 days of operation. The specific timer-based trigger suggests a hardcoded timeout or counter reaching a limit, with potential implications for long-running services.
Infrastructure
We Found a Ticking Time Bomb in macOS TCP Networking — It Detonates After Exactly 49 Days
macOS TCP stack silently breaks after exactly 49 days due to a hardcoded counter overflow, disrupting long-running server infrastructure.
Tuesday, April 7, 2026 12:00 PM UTC2 MIN READSOURCE: LobstersBY sys://pipeline
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infrastructure