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/lua-rings-1.3.0/src/rings.c

FINAL RESULTS:

data/lua-rings-1.3.0/src/rings.c:115:39:  [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).
    status = luaL_loadbuffer (L, str, strlen(str), str); /* Compile */

ANALYSIS SUMMARY:

Hits = 1
Lines analyzed = 387 in approximately 0.03 seconds (11870 lines/second)
Physical Source Lines of Code (SLOC) = 278
Hits@level = [0]   0 [1]   1 [2]   0 [3]   0 [4]   0 [5]   0
Hits@level+ = [0+]   1 [1+]   1 [2+]   0 [3+]   0 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 3.59712 [1+] 3.59712 [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.