From 5ecd590481ef7da30067eea6a3cb45bf17b2f6ce Mon Sep 17 00:00:00 2001
From: Igor Pashev <pashev.igor@gmail.com>
Date: Thu, 10 Nov 2022 12:16:29 +0200
Subject: Reject long file names

---
 server.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/server.c b/server.c
index 6c6cdf8..664e171 100644
--- a/server.c
+++ b/server.c
@@ -54,6 +54,12 @@ recvfile (int fd)
       goto clean;
     }
 
+  if (!memchr (buf, 0, PATH_MAX))
+    {
+      warning ("filename is too long");
+      goto clean;
+    }
+
   /* XXX no subdirs.  */
   filename = strndup (buf, PATH_MAX);
   if (!filename)
-- 
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