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/pylibmc-1.5.2/src/_pylibmcmodule.h Examining data/pylibmc-1.5.2/src/pylibmc-version.h Examining data/pylibmc-1.5.2/src/_pylibmcmodule.c FINAL RESULTS: data/pylibmc-1.5.2/src/_pylibmcmodule.c:2690:9: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(name, "hash_%s", b->name); data/pylibmc-1.5.2/src/_pylibmcmodule.c:2695:9: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(name, "distribution_%s", b->name); data/pylibmc-1.5.2/src/_pylibmcmodule.c:2702:9: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(name, "callback_%s", b->name); data/pylibmc-1.5.2/src/_pylibmcmodule.c:2435:5: [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 lead[128]; data/pylibmc-1.5.2/src/_pylibmcmodule.c:2445:5: [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 lead[128]; data/pylibmc-1.5.2/src/_pylibmcmodule.c:2624:11: [2] (integer) atoi: Unless checked, the resulting number can exceed the expected range (CWE-190). If source untrusted, check both minimum and maximum, even if the input had no minus sign (large numbers can roll over into negative number; consider saving to an unsigned value if that is intended). maj = atoi(ver); data/pylibmc-1.5.2/src/_pylibmcmodule.c:2625:11: [2] (integer) atoi: Unless checked, the resulting number can exceed the expected range (CWE-190). If source untrusted, check both minimum and maximum, even if the input had no minus sign (large numbers can roll over into negative number; consider saving to an unsigned value if that is intended). min = atoi(dot + 1); data/pylibmc-1.5.2/src/_pylibmcmodule.c:2654:9: [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 excnam[64]; data/pylibmc-1.5.2/src/_pylibmcmodule.c:2686:5: [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 name[128]; data/pylibmc-1.5.2/src/_pylibmcmodule.c:627:5: [1] (buffer) strncpy: Easily used incorrectly; doesn't always \0-terminate or check for invalid pointers [MS-banned] (CWE-120). strncpy(tmp, value, size); ANALYSIS SUMMARY: Hits = 10 Lines analyzed = 3256 in approximately 0.10 seconds (32455 lines/second) Physical Source Lines of Code (SLOC) = 2409 Hits@level = [0] 3 [1] 1 [2] 6 [3] 0 [4] 3 [5] 0 Hits@level+ = [0+] 13 [1+] 10 [2+] 9 [3+] 3 [4+] 3 [5+] 0 Hits/KSLOC@level+ = [0+] 5.39643 [1+] 4.1511 [2+] 3.73599 [3+] 1.24533 [4+] 1.24533 [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.