From: Bernd Edlinger <bernd.edlinger@hotmail.de>
Date: Thu, 2 Jan 2025 15:17:46 +0000 (+0100)
Subject: Fix a potential misaligned memory access
X-Git-Tag: openssl-3.5.0-alpha1~771
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=94f95efce93555f65d3582558e39866e9f074ca2;p=thirdparty%2Fopenssl.git

Fix a potential misaligned memory access

in test/wpackettest.c:593:18: runtime error: load of misaligned address
for type 'uint64_t', which requires 8 byte alignment.

Reviewed-by: Saša Nedvědický <sashan@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/26269)
---

diff --git a/test/wpackettest.c b/test/wpackettest.c
index 1284d7a0ce2..8e5eb8d4cf4 100644
--- a/test/wpackettest.c
+++ b/test/wpackettest.c
@@ -590,7 +590,7 @@ static int test_WPACKET_quic_vlint_random(void)
         if (!TEST_int_gt(RAND_bytes(rand_data, sizeof(rand_data)), 0))
             return cleanup(&pkt);
 
-        expected = *(uint64_t*)rand_data;
+        memcpy(&expected, rand_data, sizeof(uint64_t));
 
         /*
          * Ensure that all size classes get tested with equal probability.