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/os-prober-1.77/newns.c

FINAL RESULTS:

data/os-prober-1.77/newns.c:25:2:  [4] (shell) execvp:
  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.
	execvp(argv[1], argv + 1);

ANALYSIS SUMMARY:

Hits = 1
Lines analyzed = 29 in approximately 0.01 seconds (2247 lines/second)
Physical Source Lines of Code (SLOC) = 21
Hits@level = [0]   1 [1]   0 [2]   0 [3]   0 [4]   1 [5]   0
Hits@level+ = [0+]   2 [1+]   1 [2+]   1 [3+]   1 [4+]   1 [5+]   0
Hits/KSLOC@level+ = [0+] 95.2381 [1+] 47.619 [2+] 47.619 [3+] 47.619 [4+] 47.619 [5+]   0
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.