diff --git a/usr.sbin/uefisign/pe.c b/usr.sbin/uefisign/pe.c --- a/usr.sbin/uefisign/pe.c +++ b/usr.sbin/uefisign/pe.c @@ -244,7 +244,8 @@ x->x_nsections = number_of_sections; for (i = 0; i < number_of_sections; i++) { - if (psh->psh_pointer_to_raw_data < x->x_headers_len) + if (psh->psh_size_of_raw_data > 0 && + psh->psh_pointer_to_raw_data < x->x_headers_len) errx(1, "section points inside the headers"); range_check(x, psh->psh_pointer_to_raw_data,