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/r-cran-tibble-3.0.4/src/attributes.c
Examining data/r-cran-tibble-3.0.4/src/init.c
Examining data/r-cran-tibble-3.0.4/src/coerce.c
Examining data/r-cran-tibble-3.0.4/src/matrixToDataFrame.c
Examining data/r-cran-tibble-3.0.4/src/tibble.h

FINAL RESULTS:

data/r-cran-tibble-3.0.4/src/matrixToDataFrame.c:167:5:  [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(dst, src, colsize);

ANALYSIS SUMMARY:

Hits = 1
Lines analyzed = 385 in approximately 0.03 seconds (12561 lines/second)
Physical Source Lines of Code (SLOC) = 315
Hits@level = [0]   0 [1]   0 [2]   1 [3]   0 [4]   0 [5]   0
Hits@level+ = [0+]   1 [1+]   1 [2+]   1 [3+]   0 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 3.1746 [1+] 3.1746 [2+] 3.1746 [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.