From 2f01b094080d2e468778ef028fa549975fd40901 Mon Sep 17 00:00:00 2001
From: Neil Horman <nhorman@openssl.org>
Date: Thu, 28 Nov 2024 07:42:56 -0500
Subject: [PATCH] Fix length check for datagram size in quic
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RFC says we should only accept datagrams of at least 1200 bytes, so the
check should discard anything under that, not over that

Reviewed-by: Saša Nedvědický <sashan@openssl.org>
Reviewed-by: Tim Hudson <tjh@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/26000)
---
 ssl/quic/quic_port.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ssl/quic/quic_port.c b/ssl/quic/quic_port.c
index 58dbe60b389..ffe9c2947fb 100644
--- a/ssl/quic/quic_port.c
+++ b/ssl/quic/quic_port.c
@@ -964,7 +964,7 @@ static void port_default_packet_handler(QUIC_URXE *e, void *arg,
          * is a minimum of 1200 bytes in size
          */
 
-        if (e->data_len >= 1200)
+        if (e->data_len < 1200)
             goto undesirable;
 
         /*
-- 
2.47.2