From 0a36fbc272c8ac731491355bdd1cdc1b48ba1b11 Mon Sep 17 00:00:00 2001
From: Joshua Rogers <MegaManSec@users.noreply.github.com>
Date: Fri, 10 Oct 2025 20:33:29 +0800
Subject: [PATCH] Fix wrong buffer and version in outgoing msg callback
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Signed-off-by: Joshua Rogers <MegaManSec@users.noreply.github.com>

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Saša Nedvědický <sashan@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/28816)

(cherry picked from commit f7c0fcf0282435687010a34184d4248566008c35)
---
 ssl/d1_lib.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ssl/d1_lib.c b/ssl/d1_lib.c
index 0e39518abc7..014657e599b 100644
--- a/ssl/d1_lib.c
+++ b/ssl/d1_lib.c
@@ -748,7 +748,7 @@ int DTLSv1_listen(SSL *ssl, BIO_ADDR *client)
                    3);
 
             if (s->msg_callback)
-                s->msg_callback(1, 0, SSL3_RT_HEADER, buf,
+                s->msg_callback(1, version, SSL3_RT_HEADER, wbuf,
                                 DTLS1_RT_HEADER_LENGTH, ssl,
                                 s->msg_callback_arg);
 
-- 
2.47.3