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/fcitx5-rime-5.0.0/src/rimecandidate.cpp
Examining data/fcitx5-rime-5.0.0/src/rimecandidate.h
Examining data/fcitx5-rime-5.0.0/src/rimeengine.h
Examining data/fcitx5-rime-5.0.0/src/rimestate.cpp
Examining data/fcitx5-rime-5.0.0/src/rimestate.h
Examining data/fcitx5-rime-5.0.0/src/rimeengine.cpp

FINAL RESULTS:

data/fcitx5-rime-5.0.0/src/rimecandidate.cpp:17:30:  [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).
    if (candidate.comment && strlen(candidate.comment)) {
data/fcitx5-rime-5.0.0/src/rimecandidate.cpp:40:46:  [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).
    int num_select_keys = menu.select_keys ? strlen(menu.select_keys) : 0;

ANALYSIS SUMMARY:

Hits = 2
Lines analyzed = 896 in approximately 0.06 seconds (14832 lines/second)
Physical Source Lines of Code (SLOC) = 729
Hits@level = [0]   0 [1]   2 [2]   0 [3]   0 [4]   0 [5]   0
Hits@level+ = [0+]   2 [1+]   2 [2+]   0 [3+]   0 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 2.74348 [1+] 2.74348 [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.