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/libsigrokdecode-0.5.3/decoder.c Examining data/libsigrokdecode-0.5.3/error.c Examining data/libsigrokdecode-0.5.3/session.c Examining data/libsigrokdecode-0.5.3/srd.c Examining data/libsigrokdecode-0.5.3/instance.c Examining data/libsigrokdecode-0.5.3/module_sigrokdecode.c Examining data/libsigrokdecode-0.5.3/version.c Examining data/libsigrokdecode-0.5.3/log.c Examining data/libsigrokdecode-0.5.3/libsigrokdecode-internal.h Examining data/libsigrokdecode-0.5.3/util.c Examining data/libsigrokdecode-0.5.3/libsigrokdecode.h Examining data/libsigrokdecode-0.5.3/type_decoder.c Examining data/libsigrokdecode-0.5.3/tests/decoder.c Examining data/libsigrokdecode-0.5.3/tests/session.c Examining data/libsigrokdecode-0.5.3/tests/main.c Examining data/libsigrokdecode-0.5.3/tests/core.c Examining data/libsigrokdecode-0.5.3/tests/inst.c Examining data/libsigrokdecode-0.5.3/tests/lib.h Examining data/libsigrokdecode-0.5.3/exception.c FINAL RESULTS: data/libsigrokdecode-0.5.3/type_decoder.c:199:2: [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((void *)pdb->data, (const void *)buf, pdb->size); data/libsigrokdecode-0.5.3/decoder.c:989:15: [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). prefix_len = strlen(prefix); data/libsigrokdecode-0.5.3/decoder.c:994:8: [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 (strlen(path) > prefix_len ANALYSIS SUMMARY: Hits = 3 Lines analyzed = 7322 in approximately 0.19 seconds (38718 lines/second) Physical Source Lines of Code (SLOC) = 4213 Hits@level = [0] 0 [1] 2 [2] 1 [3] 0 [4] 0 [5] 0 Hits@level+ = [0+] 3 [1+] 3 [2+] 1 [3+] 0 [4+] 0 [5+] 0 Hits/KSLOC@level+ = [0+] 0.712082 [1+] 0.712082 [2+] 0.237361 [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.