From: Chet Ramey <chet.ramey@case.edu>
Date: Sat, 13 Jan 2024 23:19:59 +0000 (-0500)
Subject: Bash-5.2 patch 22: fix readline attempting to zero out a line that is not null-terminated
X-Git-Tag: bash-5.3-alpha~6
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1a2f3d51391de5329650b4f8f62eebb0def25858;p=thirdparty%2Fbash.git

Bash-5.2 patch 22: fix readline attempting to zero out a line that is not null-terminated
---

diff --git a/lib/readline/display.c b/lib/readline/display.c
index c1135ec59..ad573f9a4 100644
--- a/lib/readline/display.c
+++ b/lib/readline/display.c
@@ -2683,11 +2683,8 @@ rl_forced_update_display (void)
   register char *temp;
 
   if (visible_line)
-    {
-      temp = visible_line;
-      while (*temp)
-	*temp++ = '\0';
-    }
+    memset (visible_line, 0, line_size);
+
   rl_on_new_line ();
   forced_display++;
   (*rl_redisplay_function) ();
diff --git a/patchlevel.h b/patchlevel.h
index 1712b108f..e5e8cabd7 100644
--- a/patchlevel.h
+++ b/patchlevel.h
@@ -25,6 +25,6 @@
    regexp `^#define[ 	]*PATCHLEVEL', since that's what support/mkversion.sh
    looks for to find the patch level (for the sccs version string). */
 
-#define PATCHLEVEL 21
+#define PATCHLEVEL 22
 
 #endif /* _PATCHLEVEL_H_ */