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/r-bioc-scran-1.18.1+dfsg/src/RcppExports.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/combine_rho.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/combine_simes.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/compute_blocked_stats.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/compute_residual_stats.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/compute_rho_null.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/compute_rho_pairs.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/cyclone_scores.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/overlap_exprs.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/pool_size_factors.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/rand_custom.cpp
Examining data/r-bioc-scran-1.18.1+dfsg/src/rand_custom.h
Examining data/r-bioc-scran-1.18.1+dfsg/src/utils.h

FINAL RESULTS:

data/r-bioc-scran-1.18.1+dfsg/src/compute_rho_null.cpp:74:16:  [3] (random) random:
  This function is not sufficiently random for security-related functions
  such as key and nonce creation (CWE-327). Use a more secure technique for
  acquiring random values.
        boost::random::normal_distribution<double> cpp_rnorm;

ANALYSIS SUMMARY:

Hits = 1
Lines analyzed = 1547 in approximately 0.07 seconds (20798 lines/second)
Physical Source Lines of Code (SLOC) = 1178
Hits@level = [0]   0 [1]   0 [2]   0 [3]   1 [4]   0 [5]   0
Hits@level+ = [0+]   1 [1+]   1 [2+]   1 [3+]   1 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 0.848896 [1+] 0.848896 [2+] 0.848896 [3+] 0.848896 [4+]   0 [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.