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/cheese-3.38.0/libcheese/cheese-avatar-chooser.c Examining data/cheese-3.38.0/libcheese/cheese-avatar-chooser.h Examining data/cheese-3.38.0/libcheese/cheese-avatar-widget.c Examining data/cheese-3.38.0/libcheese/cheese-avatar-widget.h Examining data/cheese-3.38.0/libcheese/cheese-camera-device-monitor.c Examining data/cheese-3.38.0/libcheese/cheese-camera-device-monitor.h Examining data/cheese-3.38.0/libcheese/cheese-camera-device.c Examining data/cheese-3.38.0/libcheese/cheese-camera-device.h Examining data/cheese-3.38.0/libcheese/cheese-camera.c Examining data/cheese-3.38.0/libcheese/cheese-camera.h Examining data/cheese-3.38.0/libcheese/cheese-effect.c Examining data/cheese-3.38.0/libcheese/cheese-effect.h Examining data/cheese-3.38.0/libcheese/cheese-fileutil.c Examining data/cheese-3.38.0/libcheese/cheese-fileutil.h Examining data/cheese-3.38.0/libcheese/cheese-flash.c Examining data/cheese-3.38.0/libcheese/cheese-flash.h Examining data/cheese-3.38.0/libcheese/cheese-gtk.c Examining data/cheese-3.38.0/libcheese/cheese-gtk.h Examining data/cheese-3.38.0/libcheese/cheese-widget-private.h Examining data/cheese-3.38.0/libcheese/cheese-widget.c Examining data/cheese-3.38.0/libcheese/cheese-widget.h Examining data/cheese-3.38.0/libcheese/cheese.c Examining data/cheese-3.38.0/libcheese/cheese.h Examining data/cheese-3.38.0/libcheese/totem-aspect-frame.c Examining data/cheese-3.38.0/libcheese/totem-aspect-frame.h Examining data/cheese-3.38.0/libcheese/um-crop-area.c Examining data/cheese-3.38.0/libcheese/um-crop-area.h Examining data/cheese-3.38.0/src/thumbview/cheese-thumb-view.c Examining data/cheese-3.38.0/src/thumbview/cheese-thumb-view.h Examining data/cheese-3.38.0/src/thumbview/cheese-thumbnail.c Examining data/cheese-3.38.0/src/thumbview/cheese-thumbnail.h Examining data/cheese-3.38.0/src/thumbview/eog-thumb-nav.c Examining data/cheese-3.38.0/src/thumbview/eog-thumb-nav.h Examining data/cheese-3.38.0/tests/cheese-test-camera.c Examining data/cheese-3.38.0/tests/cheese-test-chooser.c Examining data/cheese-3.38.0/tests/cheese-test-flash.c Examining data/cheese-3.38.0/tests/cheese-test-monitor.c Examining data/cheese-3.38.0/tests/cheese-test-widget.c Examining data/cheese-3.38.0/tests/test-libcheese-gtk.c Examining data/cheese-3.38.0/tests/test-libcheese.c Examining data/cheese-3.38.0/tests/test-webcam-button.c FINAL RESULTS: data/cheese-3.38.0/libcheese/cheese-fileutil.c:105:28: [3] (buffer) g_get_home_dir: This function is synonymous with 'getenv("HOME")';it returns untrustable input if the environment can beset by an attacker. It can have any content and length, and the same variable can be set more than once (CWE-807, CWE-20). Check environment variables carefully before using them. return g_build_filename (g_get_home_dir (), ".gnome2", "cheese", "media", NULL); data/cheese-3.38.0/src/thumbview/cheese-thumb-view.c:275:30: [3] (random) g_random_int_range: This function is not sufficiently random for security-related functions such as key and nonce creation (CWE-327). Use a more secure technique for acquiring random values. g_random_int_range (1, 4)); data/cheese-3.38.0/libcheese/cheese-fileutil.c:166:11: [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). if (strlen (priv->burst_raw_name) == 0) data/cheese-3.38.0/src/thumbview/cheese-thumb-view.c:496:47: [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). 8, (guchar *) uris, strlen (uris)); ANALYSIS SUMMARY: Hits = 4 Lines analyzed = 10469 in approximately 0.25 seconds (42095 lines/second) Physical Source Lines of Code (SLOC) = 6530 Hits@level = [0] 2 [1] 2 [2] 0 [3] 2 [4] 0 [5] 0 Hits@level+ = [0+] 6 [1+] 4 [2+] 2 [3+] 2 [4+] 0 [5+] 0 Hits/KSLOC@level+ = [0+] 0.918836 [1+] 0.612557 [2+] 0.306279 [3+] 0.306279 [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.