Unpatched XRING Flaw in XQUIC Lets Remote Clients Crash HTTP/3 Servers

A single wrong variable on one line in XQUIC, Alibaba's QUIC and HTTP/3 library, lets any remote client crash the server with a short burst of completely legal traffic. There is no patch. FoxIO researcher Sébastien Féry disclosed the flaw on July 8 and nicknamed it XRING. He says it needs no logi...

GO-2025-4233 HTTP/3 QPACK Header Expansion DoS in github.com/quic-go/quic-go

HTTP/3 QPACK Header Expansion DoS in github.com/quic-go/quic-go...