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/libhdhomerun-20200907/hdhomerun.h
Examining data/libhdhomerun-20200907/hdhomerun_channels.c
Examining data/libhdhomerun-20200907/hdhomerun_channels.h
Examining data/libhdhomerun-20200907/hdhomerun_channelscan.c
Examining data/libhdhomerun-20200907/hdhomerun_channelscan.h
Examining data/libhdhomerun-20200907/hdhomerun_config.c
Examining data/libhdhomerun-20200907/hdhomerun_control.c
Examining data/libhdhomerun-20200907/hdhomerun_control.h
Examining data/libhdhomerun-20200907/hdhomerun_debug.c
Examining data/libhdhomerun-20200907/hdhomerun_debug.h
Examining data/libhdhomerun-20200907/hdhomerun_device.c
Examining data/libhdhomerun-20200907/hdhomerun_device.h
Examining data/libhdhomerun-20200907/hdhomerun_device_selector.c
Examining data/libhdhomerun-20200907/hdhomerun_device_selector.h
Examining data/libhdhomerun-20200907/hdhomerun_discover.c
Examining data/libhdhomerun-20200907/hdhomerun_discover.h
Examining data/libhdhomerun-20200907/hdhomerun_os.h
Examining data/libhdhomerun-20200907/hdhomerun_os_posix.c
Examining data/libhdhomerun-20200907/hdhomerun_os_posix.h
Examining data/libhdhomerun-20200907/hdhomerun_os_windows.c
Examining data/libhdhomerun-20200907/hdhomerun_os_windows.h
Examining data/libhdhomerun-20200907/hdhomerun_pkt.c
Examining data/libhdhomerun-20200907/hdhomerun_pkt.h
Examining data/libhdhomerun-20200907/hdhomerun_sock.h
Examining data/libhdhomerun-20200907/hdhomerun_sock_posix.c
Examining data/libhdhomerun-20200907/hdhomerun_sock_windows.c
Examining data/libhdhomerun-20200907/hdhomerun_types.h
Examining data/libhdhomerun-20200907/hdhomerun_video.c
Examining data/libhdhomerun-20200907/hdhomerun_video.h
FINAL RESULTS:
data/libhdhomerun-20200907/hdhomerun_config.c:228:3: [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(fp, fmt, apc);
data/libhdhomerun-20200907/hdhomerun_config.c:234:2: [4] (format) vprintf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
vprintf(fmt, ap);
data/libhdhomerun-20200907/hdhomerun_os_posix.c:240:15: [4] (format) vsnprintf:
If format strings can be influenced by an attacker, they can be exploited,
and note that sprintf variations do not always \0-terminate (CWE-134). Use
a constant for the format specification.
int length = vsnprintf(buffer, end - buffer - 1, fmt, ap);
data/libhdhomerun-20200907/hdhomerun_channels.c:28:2: [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 name[16];
data/libhdhomerun-20200907/hdhomerun_channelscan.c:58:2: [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 channel_str[64];
data/libhdhomerun-20200907/hdhomerun_channelscan.c:206:4: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(&result->programs[program_count], &program, sizeof(program));
data/libhdhomerun-20200907/hdhomerun_config.c:277:8: [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).
fp = fopen(filename, "w");
data/libhdhomerun-20200907/hdhomerun_config.c:363:8: [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).
fp = fopen(filename, "wb");
data/libhdhomerun-20200907/hdhomerun_config.c:462:13: [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 *fp = fopen(filename, "rb");
data/libhdhomerun-20200907/hdhomerun_debug.c:45:2: [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 buffer[2048];
data/libhdhomerun-20200907/hdhomerun_debug.c:349:18: [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).
dbg->file_fp = fopen(dbg->file_name, "a");
data/libhdhomerun-20200907/hdhomerun_device.c:33:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:34:2: [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 model[32];
data/libhdhomerun-20200907/hdhomerun_device.c:453:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:545:2: [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 var_name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:613:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:625:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:637:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:649:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:661:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:673:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:685:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:743:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:765:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:850:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:862:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:874:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:886:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:900:88: [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.
int hdhomerun_device_set_tuner_filter_by_array(struct hdhomerun_device_t *hd, unsigned char filter_array[0x2000])
data/libhdhomerun-20200907/hdhomerun_device.c:902:2: [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 filter[1024];
data/libhdhomerun-20200907/hdhomerun_device.c:956:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:968:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:985:2: [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 target[64];
data/libhdhomerun-20200907/hdhomerun_device.c:1050:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:1053:2: [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 new_lockkey_str[64];
data/libhdhomerun-20200907/hdhomerun_device.c:1080:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:1098:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.c:1335:3: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_device.h:143:112: [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.
extern LIBHDHOMERUN_API int hdhomerun_device_set_tuner_filter_by_array(struct hdhomerun_device_t *hd, unsigned char filter_array[0x2000]);
data/libhdhomerun-20200907/hdhomerun_device_selector.c:245:13: [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 *fp = fopen(filename, "r");
data/libhdhomerun-20200907/hdhomerun_device_selector.c:252:3: [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 device_str[32];
data/libhdhomerun-20200907/hdhomerun_device_selector.c:278:3: [2] (buffer) wchar_t:
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.
wchar_t wdevice_str[32];
data/libhdhomerun-20200907/hdhomerun_device_selector.c:293:3: [2] (buffer) wchar_t:
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.
wchar_t wsource_test[32];
data/libhdhomerun-20200907/hdhomerun_device_selector.c:306:3: [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 device_str[32];
data/libhdhomerun-20200907/hdhomerun_discover.c:246:9: [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.
static char hdhomerun_discover_recv_base64_encode_table[64 + 1] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
data/libhdhomerun-20200907/hdhomerun_discover.h:30:2: [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 device_auth[25];
data/libhdhomerun-20200907/hdhomerun_discover.h:31:2: [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 base_url[29];
data/libhdhomerun-20200907/hdhomerun_discover.h:40:2: [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 device_auth[25];
data/libhdhomerun-20200907/hdhomerun_discover.h:41:2: [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 base_url[29];
data/libhdhomerun-20200907/hdhomerun_discover.h:43:2: [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 storage_id[37];
data/libhdhomerun-20200907/hdhomerun_discover.h:44:2: [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 lineup_url[128];
data/libhdhomerun-20200907/hdhomerun_discover.h:45:2: [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 storage_url[128];
data/libhdhomerun-20200907/hdhomerun_os_posix.c:73:20: [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).
random_get32_fp = fopen("/dev/urandom", "rb");
data/libhdhomerun-20200907/hdhomerun_pkt.c:130:2: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(mem, pkt->pos, length);
data/libhdhomerun-20200907/hdhomerun_pkt.c:181:2: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(pkt->pos, mem, length);
data/libhdhomerun-20200907/hdhomerun_types.h:30:2: [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 channel[32];
data/libhdhomerun-20200907/hdhomerun_types.h:31:2: [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 lock_str[32];
data/libhdhomerun-20200907/hdhomerun_types.h:43:2: [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 vchannel[32];
data/libhdhomerun-20200907/hdhomerun_types.h:44:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_types.h:45:2: [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 auth[32];
data/libhdhomerun-20200907/hdhomerun_types.h:46:2: [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 cci[32];
data/libhdhomerun-20200907/hdhomerun_types.h:47:2: [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 cgms[32];
data/libhdhomerun-20200907/hdhomerun_types.h:54:2: [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 program_str[64];
data/libhdhomerun-20200907/hdhomerun_types.h:59:2: [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 name[32];
data/libhdhomerun-20200907/hdhomerun_types.h:65:2: [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 channel_str[64];
data/libhdhomerun-20200907/hdhomerun_video.c:307:3: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(ptr, pkt.pos, length);
data/libhdhomerun-20200907/hdhomerun_channelscan.c:126:2: [1] (buffer) strncpy:
Easily used incorrectly; doesn't always \0-terminate or check for invalid
pointers [MS-banned] (CWE-120).
strncpy(program->name, start, length);
data/libhdhomerun-20200907/hdhomerun_config.c:516:26: [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).
char *end = ret_value + strlen(ret_value);
data/libhdhomerun-20200907/hdhomerun_control.c:262:20: [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).
size_t name_len = strlen(name) + 1;
data/libhdhomerun-20200907/hdhomerun_control.c:272:22: [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).
size_t value_len = strlen(value) + 1;
data/libhdhomerun-20200907/hdhomerun_debug.c:388:18: [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).
size_t length = strlen(message->buffer);
data/libhdhomerun-20200907/hdhomerun_device.c:370:15: [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).
sscanf(ptr + strlen(tag), "%u", &value);
data/libhdhomerun-20200907/hdhomerun_device.c:469:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(channel + 3, "%31s", status->channel);
data/libhdhomerun-20200907/hdhomerun_device.c:474:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(lock + 5, "%31s", status->lock_str);
data/libhdhomerun-20200907/hdhomerun_device.c:519:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(channel + 3, "%31s", status->channel);
data/libhdhomerun-20200907/hdhomerun_device.c:524:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(lock + 5, "%31s", status->lock_str);
data/libhdhomerun-20200907/hdhomerun_device.c:561:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(vch + 4, "%31s", vstatus->vchannel);
data/libhdhomerun-20200907/hdhomerun_device.c:566:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(name + 5, "%31s", vstatus->name);
data/libhdhomerun-20200907/hdhomerun_device.c:571:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(auth + 5, "%31s", vstatus->auth);
data/libhdhomerun-20200907/hdhomerun_device.c:576:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(cci + 4, "%31s", vstatus->cci);
data/libhdhomerun-20200907/hdhomerun_device.c:581:4: [1] (buffer) sscanf:
It's unclear if the %s limit in the format string is small enough
(CWE-120). Check that the limit is sufficiently small, or use a different
input function.
sscanf(cgms + 5, "%31s", vstatus->cgms);
data/libhdhomerun-20200907/hdhomerun_device.c:832:9: [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).
ptr += strlen(prefix);
data/libhdhomerun-20200907/hdhomerun_os_posix.c:109:3: [1] (obsolete) usleep:
This C routine is considered obsolete (as opposed to the shell command by
the same name). The interaction of this function with SIGALRM and other
timer functions such as sleep(), alarm(), setitimer(), and nanosleep() is
unspecified (CWE-676). Use nanosleep(2) or setitimer(2) instead.
usleep((useconds_t)delay_us);
ANALYSIS SUMMARY:
Hits = 83
Lines analyzed = 8323 in approximately 0.31 seconds (26528 lines/second)
Physical Source Lines of Code (SLOC) = 5768
Hits@level = [0] 82 [1] 17 [2] 63 [3] 0 [4] 3 [5] 0
Hits@level+ = [0+] 165 [1+] 83 [2+] 66 [3+] 3 [4+] 3 [5+] 0
Hits/KSLOC@level+ = [0+] 28.6061 [1+] 14.3897 [2+] 11.4424 [3+] 0.520111 [4+] 0.520111 [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.