tools/cvsparser.c: Add a check to avoid access past the end of a fixed size array

2017-12-21 12:37:10 -06:00 · 2017-12-21 12:37:10 -06:00 · 35b12f7f0f
commit 35b12f7f0f
parent c431177c0f
1 changed files with 6 additions and 0 deletions
--- a/tools/csvparser.c
+++ b/tools/csvparser.c
@ -213,6 +213,12 @@ int parse_csvline(char *ptr)

  do
    {
+      if (nparams >= MAX_FIELDS)
+        {
+          fprintf(stderr, "%d: Too many Parameters: \"%s\"\n", g_lineno, g_line);
+          exit(8);
+        }
+
      ptr = copy_parm(ptr, &g_parm[nparms][0]);
      nparms++;
      ptr = find_parm(ptr);