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/liblxi-1.13/src/avahi.c Examining data/liblxi-1.13/src/include/avahi.h Examining data/liblxi-1.13/src/include/error.h Examining data/liblxi-1.13/src/include/lxi.h Examining data/liblxi-1.13/src/include/mdns.h Examining data/liblxi-1.13/src/include/session.h Examining data/liblxi-1.13/src/include/tcp.h Examining data/liblxi-1.13/src/include/vxi11.h Examining data/liblxi-1.13/src/lxi.c Examining data/liblxi-1.13/src/mdns.c Examining data/liblxi-1.13/src/tcp.c Examining data/liblxi-1.13/src/vxi11.c Examining data/liblxi-1.13/test/scpi.c Examining data/liblxi-1.13/test/search.c FINAL RESULTS: data/liblxi-1.13/src/include/error.h:35:5: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf(stderr, "Error: " format, ## args) data/liblxi-1.13/src/vxi11.c:293:9: [4] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). strcat(id, (char *) value); data/liblxi-1.13/src/vxi11.c:298:9: [4] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). strcat(id, (char *) value); data/liblxi-1.13/src/vxi11.c:303:9: [4] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). strcat(id, (char *) value); data/liblxi-1.13/src/vxi11.c:308:9: [4] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). strcat(id, (char *) value); data/liblxi-1.13/src/avahi.c:78:17: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char a[AVAHI_ADDRESS_STR_MAX] = "Unknown"; data/liblxi-1.13/src/vxi11.c:264:9: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char response[4096]; data/liblxi-1.13/src/vxi11.c:337:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char buffer[ID_LENGTH_MAX]; data/liblxi-1.13/src/vxi11.c:338:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char id[ID_LENGTH_MAX]; data/liblxi-1.13/test/scpi.c:9:5: [2] (buffer) char: Statically-sized arrays can be improperly restricted, leading to potential overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use functions that limit length, or ensure that the size is larger than the maximum possible length. char response[65536]; data/liblxi-1.13/src/vxi11.c:238:45: [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). length = vxi11_send(&data, ID_REQ_SCPI, strlen(ID_REQ_SCPI), timeout); data/liblxi-1.13/src/vxi11.c:275:38: [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). tcp_send(&tcp_data, request, strlen(request), timeout); data/liblxi-1.13/src/vxi11.c:285:46: [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). doc = xmlRecoverMemory(response_xml, strlen(response_xml)); data/liblxi-1.13/src/vxi11.c:294:9: [1] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). Risk is low because the source is a constant character. strcat(id, ","); data/liblxi-1.13/src/vxi11.c:299:9: [1] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). Risk is low because the source is a constant character. strcat(id, ","); data/liblxi-1.13/src/vxi11.c:304:9: [1] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). Risk is low because the source is a constant character. strcat(id, ","); data/liblxi-1.13/test/scpi.c:20:31: [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). lxi_send(device, command, strlen(command), timeout); ANALYSIS SUMMARY: Hits = 17 Lines analyzed = 1529 in approximately 0.10 seconds (15798 lines/second) Physical Source Lines of Code (SLOC) = 875 Hits@level = [0] 6 [1] 7 [2] 5 [3] 0 [4] 5 [5] 0 Hits@level+ = [0+] 23 [1+] 17 [2+] 10 [3+] 5 [4+] 5 [5+] 0 Hits/KSLOC@level+ = [0+] 26.2857 [1+] 19.4286 [2+] 11.4286 [3+] 5.71429 [4+] 5.71429 [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.