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/libb64-1.2/src/cencode.c Examining data/libb64-1.2/src/cdecode.c Examining data/libb64-1.2/include/b64/cencode.h Examining data/libb64-1.2/include/b64/cdecode.h Examining data/libb64-1.2/include/b64/decode.h Examining data/libb64-1.2/include/b64/encode.h Examining data/libb64-1.2/base64/base64.cc FINAL RESULTS: data/libb64-1.2/include/b64/decode.h:54:16: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). istream_in.read((char*)code, N); data/libb64-1.2/include/b64/encode.h:59:16: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). istream_in.read(plaintext, N); ANALYSIS SUMMARY: Hits = 2 Lines analyzed = 504 in approximately 0.04 seconds (11241 lines/second) Physical Source Lines of Code (SLOC) = 368 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+] 5.43478 [1+] 5.43478 [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.