GHSA-QRH4-P6V4-MRFG Hoverfly: Process Crash via Concurrent Map Write Race Condition in Diff Mode

Summary: When Hoverfly is running in Diff mode, the AddDiff function writes to the shared responsesDiff map without any synchronization no mutex. When multiple proxy requests are processed concurrently the normal case for any proxy, the concurrent map writes trigger Go's built-in race detector...