From 1e814ba48bd92fcf573b4c58eca109ed93508651 Mon Sep 17 00:00:00 2001
From: Peter Stephenson <p.stephenson@samsung.com>
Date: Mon, 28 Mar 2022 15:27:51 +0100
Subject: 49890: Avoid scanning unallocated memory in saved command line.

---
 Src/Zle/zle_utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'Src/Zle/zle_utils.c')

diff --git a/Src/Zle/zle_utils.c b/Src/Zle/zle_utils.c
index c85f8450d..526216fa7 100644
--- a/Src/Zle/zle_utils.c
+++ b/Src/Zle/zle_utils.c
@@ -1530,7 +1530,7 @@ mkundoent(void)
     struct change *ch;
 
     UNMETACHECK();
-    if(lastll == zlell && !ZS_memcmp(lastline, zleline, zlell)) {
+    if(lastll == zlell && lastlinesz >= zlell && !ZS_memcmp(lastline, zleline, zlell)) {
 	lastcs = zlecs;
 	return;
     }
-- 
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