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/fcitx-hangul-0.3.1/list/gen_list.c
Examining data/fcitx-hangul-0.3.1/src/config.c
Examining data/fcitx-hangul-0.3.1/src/eim.c
Examining data/fcitx-hangul-0.3.1/src/eim.h
Examining data/fcitx-hangul-0.3.1/src/keyboard.c
Examining data/fcitx-hangul-0.3.1/src/keyboard.h
Examining data/fcitx-hangul-0.3.1/src/ustring.c
Examining data/fcitx-hangul-0.3.1/src/ustring.h

FINAL RESULTS:

data/fcitx-hangul-0.3.1/src/eim.c:381:23:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
        size_t len1 = strlen(pre1);
data/fcitx-hangul-0.3.1/src/eim.c:389:23:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
        size_t len2 = strlen(pre2);
data/fcitx-hangul-0.3.1/src/eim.c:460:13:  [1] (buffer) strlen:
  Does not handle strings that are not \0-terminated; if given one it may
  perform an over-read (it could cause a crash if unprotected) (CWE-126).
    limit = strlen(str) + 1;

ANALYSIS SUMMARY:

Hits = 3
Lines analyzed = 1228 in approximately 0.09 seconds (14178 lines/second)
Physical Source Lines of Code (SLOC) = 897
Hits@level = [0]   1 [1]   3 [2]   0 [3]   0 [4]   0 [5]   0
Hits@level+ = [0+]   4 [1+]   3 [2+]   0 [3+]   0 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 4.45931 [1+] 3.34448 [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.