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/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/ext.c
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/ext.h
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/heap.c
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/heap.h
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/match.c
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/match.h
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/matcher.c
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/matcher.h
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/ruby_compat.h
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/watchman.c
Examining data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/watchman.h

FINAL RESULTS:

data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/ext.h:18:5:  [4] (format) fprintf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
    fprintf(stdout, __VA_ARGS__); \
data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/match.c:221:17:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
                char formatted[8];
data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/watchman.c:70:5:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
    memcpy(w->data + w->len, data, len);
data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/watchman.c:103:5:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
    char encoded[1 + sizeof(int64_t)];
data/vim-command-t-5.0.2-5-g7147ba9/ruby/command-t/ext/command-t/watchman.c:137:5:  [2] (buffer) char:
  Statically-sized arrays can be improperly restricted, leading to potential
  overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
  functions that limit length, or ensure that the size is larger than the
  maximum possible length.
    char encoded[1 + sizeof(double)];

ANALYSIS SUMMARY:

Hits = 5
Lines analyzed = 1635 in approximately 0.09 seconds (19155 lines/second)
Physical Source Lines of Code (SLOC) = 1177
Hits@level = [0]  13 [1]   0 [2]   4 [3]   0 [4]   1 [5]   0
Hits@level+ = [0+]  18 [1+]   5 [2+]   5 [3+]   1 [4+]   1 [5+]   0
Hits/KSLOC@level+ = [0+] 15.2931 [1+] 4.24809 [2+] 4.24809 [3+] 0.849618 [4+] 0.849618 [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.