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Hysteria/Core/V2 (<= 2.8.1)

1 brief RSS
medium advisory

Hysteria Server Out-of-Memory Vulnerability via Malformed QUIC Packet

A specially constructed QUIC package can crash the Hysteria server due to an out-of-memory (OOM) condition when the 'sniff' option is enabled, leading to a denial of service.

hysteria/core/v2 hysteria quic oom dos
2r 1t