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/python-setproctitle-1.2/src/c.h Examining data/python-setproctitle-1.2/src/setproctitle.c Examining data/python-setproctitle-1.2/src/spt.h Examining data/python-setproctitle-1.2/src/spt_config.h Examining data/python-setproctitle-1.2/src/spt_debug.c Examining data/python-setproctitle-1.2/src/spt_python.h Examining data/python-setproctitle-1.2/src/spt_setup.c Examining data/python-setproctitle-1.2/src/spt_setup.h Examining data/python-setproctitle-1.2/src/spt_status.c Examining data/python-setproctitle-1.2/src/spt_status.h Examining data/python-setproctitle-1.2/src/spt_strlcpy.c Examining data/python-setproctitle-1.2/tests/pyrun.c Examining data/python-setproctitle-1.2/tools/prctl_demo.c Examining data/python-setproctitle-1.2/tools/pttest.c Examining data/python-setproctitle-1.2/tools/spt_demo.c FINAL RESULTS: data/python-setproctitle-1.2/src/spt_debug.c:37:5: [4] (format) vfprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. vfprintf(stderr, fmt, ap); data/python-setproctitle-1.2/src/spt_status.c:396:9: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(name, "python(%d): %s", _getpid(), ps_buffer); data/python-setproctitle-1.2/src/spt_debug.c:28:19: [3] (buffer) getenv: Environment variables are untrustable input if they can be set by an attacker. They can have any content and length, and the same variable can be set more than once (CWE-807, CWE-20). Check environment variables carefully before using them. char *d = getenv("SPT_DEBUG"); data/python-setproctitle-1.2/src/spt_status.c:204:21: [3] (buffer) getenv: Environment variables are untrustable input if they can be set by an attacker. They can have any content and length, and the same variable can be set more than once (CWE-807, CWE-20). Check environment variables carefully before using them. noenv = getenv("SPT_NOENV"); data/python-setproctitle-1.2/src/setproctitle.c:99:5: [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 title[16] = {'\0'}; data/python-setproctitle-1.2/src/spt_setup.c:264:5: [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 fn[FNLEN]; data/python-setproctitle-1.2/src/spt_status.c:137:8: [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. static char ps_buffer[PS_BUFFER_SIZE]; data/python-setproctitle-1.2/src/spt_status.c:391:9: [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 name[PS_BUFFER_SIZE + 32]; data/python-setproctitle-1.2/src/spt_setup.c:51:16: [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). len += strlen(argv[i]) + 1; data/python-setproctitle-1.2/src/spt_setup.c:138:16: [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). ptr += strlen(ptr) + 1; data/python-setproctitle-1.2/src/spt_setup.c:203:12: [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). ptr -= strlen(arg0); data/python-setproctitle-1.2/src/spt_status.c:185:41: [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). end_of_area = argv[i] + strlen(argv[i]); data/python-setproctitle-1.2/src/spt_status.c:213:52: [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). end_of_area = environ[i] + strlen(environ[i]); data/python-setproctitle-1.2/src/spt_status.c:315:28: [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). ps_buffer_fixed_size = strlen(ps_buffer); data/python-setproctitle-1.2/src/spt_status.c:357:34: [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). pstat(PSTAT_SETCMD, pst, strlen(ps_buffer), 0, 0); data/python-setproctitle-1.2/src/spt_status.c:371:18: [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). buflen = strlen(ps_buffer); data/python-setproctitle-1.2/src/spt_status.c:431:16: [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). *displen = strlen(ps_buffer + ps_buffer_fixed_size); data/python-setproctitle-1.2/tools/prctl_demo.c:21:5: [1] (buffer) getchar: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). getchar(); data/python-setproctitle-1.2/tools/spt_demo.c:16:5: [1] (buffer) getchar: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). getchar(); data/python-setproctitle-1.2/tools/spt_demo.c:20:5: [1] (buffer) getchar: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). getchar(); ANALYSIS SUMMARY: Hits = 20 Lines analyzed = 1551 in approximately 0.08 seconds (19292 lines/second) Physical Source Lines of Code (SLOC) = 831 Hits@level = [0] 12 [1] 12 [2] 4 [3] 2 [4] 2 [5] 0 Hits@level+ = [0+] 32 [1+] 20 [2+] 8 [3+] 4 [4+] 2 [5+] 0 Hits/KSLOC@level+ = [0+] 38.5078 [1+] 24.0674 [2+] 9.62696 [3+] 4.81348 [4+] 2.40674 [5+] 0 Dot directories skipped = 2 (--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.