From 17eaee31c3a30153bee5785f2224d389c4159db2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20L=C3=A9caille?= <flecaille@haproxy.com>
Date: Fri, 30 Jun 2023 14:57:30 +0200
Subject: [PATCH] BUG/MINOR: quic: Wrong endianess for version field in Retry
 token

This field must be sent in network byte order.

Must be backported as far as 2.6.
---
 src/quic_conn.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/quic_conn.c b/src/quic_conn.c
index 6be031717..074ac8cc3 100644
--- a/src/quic_conn.c
+++ b/src/quic_conn.c
@@ -6424,7 +6424,7 @@ static int quic_generate_retry_token_aad(unsigned char *aad,
 	unsigned char *p;
 
 	p = aad;
-	memcpy(p, &version, sizeof version);
+	*(uint32_t *)p = htonl(version);
 	p += sizeof version;
 	p += quic_saddr_cpy(p, addr);
 	memcpy(p, cid->data, cid->len);