From f55c94cb5423cbbd21434085af02b30e6594f147 Mon Sep 17 00:00:00 2001
From: Tom DeCanio <decanio.tom@gmail.com>
Date: Thu, 9 Oct 2014 15:16:50 -0700
Subject: [PATCH] smtp-mime: preinitialize base64 decoder space

Preinit with zeros.
---
 src/util-base64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util-base64.c b/src/util-base64.c
index 40194d3270..a80c058f14 100644
--- a/src/util-base64.c
+++ b/src/util-base64.c
@@ -91,7 +91,7 @@ uint32_t DecodeBase64(uint8_t *dest, const char *src, uint32_t len) {
     int val;
     uint32_t padding = 0, numDecoded = 0, bbidx = 0, valid = 1, i;
     uint8_t *dptr = dest;
-    uint8_t b64[B64_BLOCK];
+    uint8_t b64[B64_BLOCK] = { 0,0,0,0 };
 
     /* Traverse through each alpha-numeric letter in the source array */
     for(i = 0; i < len && src[i] != 0; i++) {