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/libdaemon-0.14/examples/testd.c
Examining data/libdaemon-0.14/libdaemon/dlog.h
Examining data/libdaemon-0.14/libdaemon/dpid.h
Examining data/libdaemon-0.14/libdaemon/dnonblock.h
Examining data/libdaemon-0.14/libdaemon/dlog.c
Examining data/libdaemon-0.14/libdaemon/dexec.h
Examining data/libdaemon-0.14/libdaemon/dexec.c
Examining data/libdaemon-0.14/libdaemon/daemon.h
Examining data/libdaemon-0.14/libdaemon/dsignal.c
Examining data/libdaemon-0.14/libdaemon/dfork.h
Examining data/libdaemon-0.14/libdaemon/dpid.c
Examining data/libdaemon-0.14/libdaemon/dnonblock.c
Examining data/libdaemon-0.14/libdaemon/dfork.c
Examining data/libdaemon-0.14/libdaemon/dsignal.h

FINAL RESULTS:

data/libdaemon-0.14/libdaemon/dexec.c:118:9:  [4] (shell) execv:
  This causes a new program to execute and is difficult to use safely
  (CWE-78). try using a library call that implements the same functionality
  if available.
        execv(prog, args);
data/libdaemon-0.14/libdaemon/dlog.c:60:9:  [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, template, arglist);
data/libdaemon-0.14/libdaemon/dlog.c:65:9:  [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(stdout, template, arglist);
data/libdaemon-0.14/libdaemon/dlog.h:56:61:  [4] (format) printf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
#define DAEMON_GCC_PRINTF_ATTR(a,b) __attribute__ ((format (printf, a, b)))
data/libdaemon-0.14/libdaemon/dexec.c:50:12:  [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 buf[256];
data/libdaemon-0.14/libdaemon/dexec.c:73:9:  [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 *args[MAX_ARGS];
data/libdaemon-0.14/libdaemon/dexec.c:97:13:  [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).
        if (open("/dev/null", O_RDONLY) != 0) {
data/libdaemon-0.14/libdaemon/dfork.c:58:16:  [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).
    if ((fd2 = open("/dev/null", f)) < 0)
data/libdaemon-0.14/libdaemon/dpid.c:62:12:  [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 fn[PATH_MAX];
data/libdaemon-0.14/libdaemon/dpid.c:96:12:  [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 txt[256];
data/libdaemon-0.14/libdaemon/dpid.c:108:15:  [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).
    if ((fd = open(fn, O_RDWR, 0644)) < 0) {
data/libdaemon-0.14/libdaemon/dpid.c:109:19:  [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).
        if ((fd = open(fn, O_RDONLY, 0644)) < 0) {
data/libdaemon-0.14/libdaemon/dpid.c:214:5:  [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 t[64];
data/libdaemon-0.14/libdaemon/dpid.c:225:15:  [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).
    if ((fd = open(fn, O_CREAT|O_RDWR|O_EXCL, 0644)) < 0) {
data/libdaemon-0.14/libdaemon/dexec.c:106:9:  [1] (access) umask:
  Ensure that umask is given most restrictive possible setting (e.g., 066 or
  077) (CWE-732).
        umask(0022); /* Set up a sane umask */
data/libdaemon-0.14/libdaemon/dexec.c:155:17:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
            if (read(p[0], &c, 1) != 1)
data/libdaemon-0.14/libdaemon/dfork.c:77:18:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
        if ((r = read(fd, d, l)) <= 0) {
data/libdaemon-0.14/libdaemon/dfork.c:238:9:  [1] (access) umask:
  Ensure that umask is given most restrictive possible setting (e.g., 066 or
  077) (CWE-732).
        umask(0077);
data/libdaemon-0.14/libdaemon/dpid.c:120:14:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
    if ((l = read(fd, txt, sizeof(txt)-1)) < 0) {
data/libdaemon-0.14/libdaemon/dpid.c:218:9:  [1] (access) umask:
  Ensure that umask is given most restrictive possible setting (e.g., 066 or
  077) (CWE-732).
    u = umask(022);
data/libdaemon-0.14/libdaemon/dpid.c:239:9:  [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).
    l = strlen(t);
data/libdaemon-0.14/libdaemon/dpid.c:262:5:  [1] (access) umask:
  Ensure that umask is given most restrictive possible setting (e.g., 066 or
  077) (CWE-732).
    umask(u);
data/libdaemon-0.14/libdaemon/dsignal.c:136:14:  [1] (buffer) read:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
    if ((r = read(_signal_pipe[0], &s, sizeof(s))) == sizeof(s))

ANALYSIS SUMMARY:

Hits = 23
Lines analyzed = 2316 in approximately 0.10 seconds (23318 lines/second)
Physical Source Lines of Code (SLOC) = 1259
Hits@level = [0]   4 [1]   9 [2]  10 [3]   0 [4]   4 [5]   0
Hits@level+ = [0+]  27 [1+]  23 [2+]  14 [3+]   4 [4+]   4 [5+]   0
Hits/KSLOC@level+ = [0+] 21.4456 [1+] 18.2685 [2+] 11.1199 [3+] 3.17712 [4+] 3.17712 [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.