Denial Of Service (DoS)

github.com/quic-go/quic-go is vulnerable to a Denial Of Service DoS. The vulnerability is due to missing limits on the size of decoded HTTP/3 headers from QPACK-encoded HEADERS frames, which allows an attacker to send crafted requests with large header fields to trigger excessive memory allocatio...

DEBIAN-CVE-2025-64702

quic-go is an implementation of the QUIC protocol in Go. Versions 0.56.0 and below are vulnerable to excessive memory allocation through quic-go's HTTP/3 client and server implementations by sending a QPACK-encoded HEADERS frame that decodes into a large header field section many unique header...

CVE-2025-64702

CVE-2025-64702 affects quic-go (Go QUIC implementation) and is documented across multiple feeds. The issue occurs in versions 0.56.0 and earlier where the HTTP/3 client and server decode QPACK HEADERS frames into http.Header without enforcing a decoded-header size limit, leading to memory exhaust...

GHSA-G754-HX8W-X2G6 quic-go HTTP/3 QPACK Header Expansion DoS

Summary An attacker can cause excessive memory allocation in quic-go's HTTP/3 client and server implementations by sending a QPACK-encoded HEADERS frame that decodes into a large header field section many unique header names and/or large values. The implementation builds an http.Header used on th...