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/birdfont-2.29.1/libbirdfont/OpenFontFormat/load_font.c
Examining data/birdfont-2.29.1/libbirdfont/Renderer/fontconfig.c
Examining data/birdfont-2.29.1/libbirdfont/overview_glyph.c
Examining data/birdfont-2.29.1/libbirdgems/GGVecLib.c
Examining data/birdfont-2.29.1/libbirdgems/GraphicsGems.h
Examining data/birdfont-2.29.1/libbirdgems/fit_cubic.c

FINAL RESULTS:

data/birdfont-2.29.1/libbirdfont/OpenFontFormat/load_font.c:786:8:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
	gsize read, written;
data/birdfont-2.29.1/libbirdfont/OpenFontFormat/load_font.c:790:102:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		utf8_str = g_convert (name_table_data->string, name_table_data->string_len, "utf-8", "macintosh", &read, &written, &error);
data/birdfont-2.29.1/libbirdfont/OpenFontFormat/load_font.c:800:100:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		utf8_str = g_convert (name_table_data->string, name_table_data->string_len, "utf-8", "ucs-2be", &read, &written, &error);

ANALYSIS SUMMARY:

Hits = 3
Lines analyzed = 2721 in approximately 0.13 seconds (21679 lines/second)
Physical Source Lines of Code (SLOC) = 1916
Hits@level = [0]   9 [1]   3 [2]   0 [3]   0 [4]   0 [5]   0
Hits@level+ = [0+]  12 [1+]   3 [2+]   0 [3+]   0 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 6.26305 [1+] 1.56576 [2+]   0 [3+]   0 [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.