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-evdev-1.3.0+dfsg/evdev/input.c Examining data/python-evdev-1.3.0+dfsg/evdev/uinput.c FINAL RESULTS: data/python-evdev-1.3.0+dfsg/evdev/input.c:132:5: [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 ev_bits[EV_MAX/8 + 1], code_bits[KEY_MAX/8 + 1]; data/python-evdev-1.3.0+dfsg/evdev/input.c:222:5: [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[MAX_NAME_SIZE]; data/python-evdev-1.3.0+dfsg/evdev/input.c:223:5: [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 phys[MAX_NAME_SIZE] = {0}; data/python-evdev-1.3.0+dfsg/evdev/input.c:224:5: [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 uniq[MAX_NAME_SIZE] = {0}; data/python-evdev-1.3.0+dfsg/evdev/input.c:394:5: [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 bytes[(max+7)/8]; data/python-evdev-1.3.0+dfsg/evdev/input.c:522:5: [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 bytes[(INPUT_PROP_MAX+7)/8]; data/python-evdev-1.3.0+dfsg/evdev/uinput.c:50:14: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). int fd = open(devnode, O_RDWR | O_NONBLOCK); data/python-evdev-1.3.0+dfsg/evdev/input.c:56:13: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). int n = read(fd, &event, sizeof(event)); data/python-evdev-1.3.0+dfsg/evdev/input.c:101:21: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). ssize_t nread = read(fd, event, event_size*64); data/python-evdev-1.3.0+dfsg/evdev/uinput.c:145:5: [1] (buffer) strncpy: Easily used incorrectly; doesn't always \0-terminate or check for invalid pointers [MS-banned] (CWE-120). strncpy(usetup.name, name, sizeof(usetup.name) - 1); data/python-evdev-1.3.0+dfsg/evdev/uinput.c:180:5: [1] (buffer) strncpy: Easily used incorrectly; doesn't always \0-terminate or check for invalid pointers [MS-banned] (CWE-120). strncpy(uidev.name, name, sizeof(uidev.name) - 1); ANALYSIS SUMMARY: Hits = 11 Lines analyzed = 1020 in approximately 0.03 seconds (32353 lines/second) Physical Source Lines of Code (SLOC) = 758 Hits@level = [0] 3 [1] 4 [2] 7 [3] 0 [4] 0 [5] 0 Hits@level+ = [0+] 14 [1+] 11 [2+] 7 [3+] 0 [4+] 0 [5+] 0 Hits/KSLOC@level+ = [0+] 18.4697 [1+] 14.5119 [2+] 9.23483 [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.