Flawfinder version 2.0.10, (C) 2001-2019 David A. Wheeler.
Number of rules (primarily dangerous function names) in C/C++ ruleset: 223
Examining data/diffpdf-2.1.3/aboutform.hpp
Examining data/diffpdf-2.1.3/generic.cpp
Examining data/diffpdf-2.1.3/helpform.hpp
Examining data/diffpdf-2.1.3/label.hpp
Examining data/diffpdf-2.1.3/lineedit.hpp
Examining data/diffpdf-2.1.3/optionsform.hpp
Examining data/diffpdf-2.1.3/saveform.cpp
Examining data/diffpdf-2.1.3/saveform.hpp
Examining data/diffpdf-2.1.3/sequence_matcher.cpp
Examining data/diffpdf-2.1.3/sequence_matcher.hpp
Examining data/diffpdf-2.1.3/textitem.cpp
Examining data/diffpdf-2.1.3/textitem.hpp
Examining data/diffpdf-2.1.3/aboutform.cpp
Examining data/diffpdf-2.1.3/generic.hpp
Examining data/diffpdf-2.1.3/helpform.cpp
Examining data/diffpdf-2.1.3/label.cpp
Examining data/diffpdf-2.1.3/lineedit.cpp
Examining data/diffpdf-2.1.3/mainwindow.hpp
Examining data/diffpdf-2.1.3/optionsform.cpp
Examining data/diffpdf-2.1.3/mainwindow.cpp
Examining data/diffpdf-2.1.3/main.cpp

FINAL RESULTS:

data/diffpdf-2.1.3/main.cpp:44:33:  [4] (shell) system:
  This causes a new program to execute and is difficult to use safely
  (CWE-78). try using a library call that implements the same functionality
  if available.
    QString language = QLocale::system().name();
data/diffpdf-2.1.3/helpform.cpp:32:10:  [2] (misc) open:
  Check when opening files - can an attacker redirect it (via symlinks),
  force the opening of special file type (e.g., device files), move things
  around to create a race condition, control its ancestors, or change its
  contents? (CWE-362).
    file.open(QIODevice::ReadOnly|QIODevice::Text);
data/diffpdf-2.1.3/textitem.cpp:150:15:  [2] (misc) open:
  Check when opening files - can an attacker redirect it (via symlinks),
  force the opening of special file type (e.g., device files), move things
  around to create a race condition, control its ancestors, or change its
  contents? (CWE-362).
    if (!file.open(QIODevice::WriteOnly|QIODevice::Text)) {

ANALYSIS SUMMARY:

Hits = 3
Lines analyzed = 4047 in approximately 0.14 seconds (29045 lines/second)
Physical Source Lines of Code (SLOC) = 3374
Hits@level = [0]   0 [1]   0 [2]   2 [3]   0 [4]   1 [5]   0
Hits@level+ = [0+]   3 [1+]   3 [2+]   3 [3+]   1 [4+]   1 [5+]   0
Hits/KSLOC@level+ = [0+] 0.889152 [1+] 0.889152 [2+] 0.889152 [3+] 0.296384 [4+] 0.296384 [5+]   0
Dot directories skipped = 1 (--followdotdir overrides)
Minimum risk level = 1
Not every hit is necessarily a security vulnerability.
There may be other security vulnerabilities; review your code!
See 'Secure Programming HOWTO'
(https://dwheeler.com/secure-programs) for more information.