From cce563b4740a1eed89a022588b00c7a2aafd786f Mon Sep 17 00:00:00 2001
From: Mark Atwood <mark@wolfssl.com>
Date: Thu, 9 Jul 2026 16:29:41 -0700
Subject: [PATCH] fix: init log msg_buf to avoid uninit read

---
 port/posix/posix_log_file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/port/posix/posix_log_file.c b/port/posix/posix_log_file.c
index fb9a0fc4a..a1a5e9e3e 100644
--- a/port/posix/posix_log_file.c
+++ b/port/posix/posix_log_file.c
@@ -271,7 +271,7 @@ int posixLogFile_Iterate(void* context, whLogIterateCb iterate_cb,
         char               level_str[32];
         char               file_buf[256];
         char               func_buf[256];
-        char               msg_buf[WOLFHSM_CFG_LOG_MSG_MAX];
+        char               msg_buf[WOLFHSM_CFG_LOG_MSG_MAX] = {0};
         unsigned long long timestamp;
         unsigned int       line_num;