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/restorecond-3.1/restore.c Examining data/restorecond-3.1/restore.h Examining data/restorecond-3.1/restorecond.c Examining data/restorecond-3.1/restorecond.h Examining data/restorecond-3.1/stringslist.c Examining data/restorecond-3.1/stringslist.h Examining data/restorecond-3.1/user.c Examining data/restorecond-3.1/utmpwatcher.c Examining data/restorecond-3.1/utmpwatcher.h Examining data/restorecond-3.1/watch.c FINAL RESULTS: data/restorecond-3.1/restorecond.c:168:16: [3] (buffer) getopt: Some older implementations do not protect against internal buffer overflows (CWE-120, CWE-20). Check implementation on installation, or limit the size of all string inputs. while ((opt = getopt(argc, argv, "hdf:uv")) > 0) { data/restorecond-3.1/restorecond.c:92:2: [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 val[16]; data/restorecond-3.1/restorecond.c:100:10: [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). pidfd = open(pidfile, O_CREAT | O_TRUNC | O_NOFOLLOW | O_WRONLY, 0644); data/restorecond-3.1/user.c:120:3: [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[BUF_LEN+1]; data/restorecond-3.1/user.c:222:18: [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). local_lock_fd = open(ptr, O_CREAT | O_WRONLY | O_NOFOLLOW | O_CLOEXEC, S_IRUSR | S_IWUSR); data/restorecond-3.1/utmpwatcher.c:58:14: [2] (misc) fopen: 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). FILE *cfg = fopen(utmp_path, "r"); data/restorecond-3.1/watch.c:180:2: [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 buf[BUF_LEN]; data/restorecond-3.1/watch.c:274:8: [2] (misc) fopen: 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). cfg = fopen(watch_file_path, "r"); data/restorecond-3.1/restore.c:83:9: [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(globbuf.gl_pathv[i]) - 2; data/restorecond-3.1/watch.c:67:10: [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(globbuf.gl_pathv[i]) - 2; data/restorecond-3.1/watch.c:184:8: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). len = read(fd, buf, BUF_LEN); data/restorecond-3.1/watch.c:237:11: [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). int l = strlen(buffer) - 1; ANALYSIS SUMMARY: Hits = 12 Lines analyzed = 1378 in approximately 0.05 seconds (29828 lines/second) Physical Source Lines of Code (SLOC) = 955 Hits@level = [0] 24 [1] 4 [2] 7 [3] 1 [4] 0 [5] 0 Hits@level+ = [0+] 36 [1+] 12 [2+] 8 [3+] 1 [4+] 0 [5+] 0 Hits/KSLOC@level+ = [0+] 37.6963 [1+] 12.5654 [2+] 8.37696 [3+] 1.04712 [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.