[SCM] GNU Inetutils branch, master, updated. inetutils-1_9_4-91-g0c63e14

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http://git.savannah.gnu.org/cgit/inetutils.git/commit/?id=0c63e144a55e5d81695bc5b881696d9210e9df42


commit 0c63e144a55e5d81695bc5b881696d9210e9df42
Author: Tim Rühsen <[email protected]>
Date:   Sat Feb 29 19:01:40 2020 +0100

    ftp: Fix strncpy misuse (leading to buffer overflow)

diff --git a/ftp/ftp.c b/ftp/ftp.c
index 7fe99ab..061eccb 100644
--- a/ftp/ftp.c
+++ b/ftp/ftp.c
@@ -171,9 +171,10 @@ hookup (char *host, int port)
     }
 
   if (res->ai_canonname)
-    strncpy (hostnamebuf, res->ai_canonname, sizeof (hostnamebuf));
+    strncpy (hostnamebuf, res->ai_canonname, sizeof (hostnamebuf) - 1);
   else
-    strncpy (hostnamebuf, rhost, sizeof (hostnamebuf));
+    strncpy (hostnamebuf, rhost, sizeof (hostnamebuf) - 1);
+  hostnamebuf[sizeof (hostnamebuf) - 1] = 0;
 
   hostname = hostnamebuf;
   free (rhost);

-----------------------------------------------------------------------

Summary of changes:
 ftp/ftp.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)


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