@@ -591,7 +591,7 @@ char *pdf_parse_string(struct pdf_struct *pdf, struct pdf_obj *obj, const char *

     /* Make a best effort to find the end of the string and determine if UTF-* */

     p2 = ++p1;

     if (!str) {

-        checklen = cli_strnlen(p1, objsize) + 1;

+        checklen = cli_strnlen(p1, objsize - 1) + 1;

     }

     else {

         checklen = cli_strnlen(p1, checklen) + 1;