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/viewnior-1.6/src/main.c Examining data/viewnior-1.6/src/uni-anim-view.c Examining data/viewnior-1.6/src/uni-anim-view.h Examining data/viewnior-1.6/src/uni-cache.c Examining data/viewnior-1.6/src/uni-cache.h Examining data/viewnior-1.6/src/uni-dragger.c Examining data/viewnior-1.6/src/uni-dragger.h Examining data/viewnior-1.6/src/uni-exiv2.cpp Examining data/viewnior-1.6/src/uni-exiv2.hpp Examining data/viewnior-1.6/src/uni-image-view.c Examining data/viewnior-1.6/src/uni-image-view.h Examining data/viewnior-1.6/src/uni-nav.c Examining data/viewnior-1.6/src/uni-nav.h Examining data/viewnior-1.6/src/uni-scroll-win.c Examining data/viewnior-1.6/src/uni-scroll-win.h Examining data/viewnior-1.6/src/uni-utils.c Examining data/viewnior-1.6/src/uni-utils.h Examining data/viewnior-1.6/src/uni-zoom.h Examining data/viewnior-1.6/src/vnr-crop.c Examining data/viewnior-1.6/src/vnr-crop.h Examining data/viewnior-1.6/src/vnr-file.c Examining data/viewnior-1.6/src/vnr-file.h Examining data/viewnior-1.6/src/vnr-message-area.c Examining data/viewnior-1.6/src/vnr-message-area.h Examining data/viewnior-1.6/src/vnr-prefs.c Examining data/viewnior-1.6/src/vnr-prefs.h Examining data/viewnior-1.6/src/vnr-properties-dialog.c Examining data/viewnior-1.6/src/vnr-properties-dialog.h Examining data/viewnior-1.6/src/vnr-tools.c Examining data/viewnior-1.6/src/vnr-tools.h Examining data/viewnior-1.6/src/vnr-window.c Examining data/viewnior-1.6/src/vnr-window.h FINAL RESULTS: data/viewnior-1.6/src/vnr-window.c:1399:5: [4] (shell) execlp: 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. execlp("gconftool-2", "gconftool-2", data/viewnior-1.6/src/vnr-window.c:1407:5: [4] (shell) execlp: 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. execlp("gsettings", "gsettings", data/viewnior-1.6/src/vnr-window.c:1415:5: [4] (shell) execlp: 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. execlp("xfconf-query", "xfconf-query", data/viewnior-1.6/src/vnr-window.c:1424:5: [4] (shell) execlp: 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. execlp("pcmanfm", "pcmanfm", data/viewnior-1.6/src/vnr-window.c:1430:5: [4] (shell) execlp: 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. execlp("fbsetbg", "fbsetbg", data/viewnior-1.6/src/vnr-window.c:1435:5: [4] (shell) execlp: 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. execlp("nitrogen", "nitrogen", data/viewnior-1.6/src/uni-cache.c:70:59: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. void (*copy_func) (void *, void *, size_t) = (void *) memcpy; data/viewnior-1.6/src/uni-exiv2.cpp:50:60: [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). Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(uri); data/viewnior-1.6/src/uni-exiv2.cpp:111:45: [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). cached_image = Exiv2::ImageFactory::open(uri); data/viewnior-1.6/src/uni-exiv2.cpp:135:60: [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). Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(uri); data/viewnior-1.6/src/vnr-prefs.c:480:14: [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). rcfile = fopen(path , "w"); ANALYSIS SUMMARY: Hits = 11 Lines analyzed = 9411 in approximately 0.23 seconds (41753 lines/second) Physical Source Lines of Code (SLOC) = 6477 Hits@level = [0] 2 [1] 0 [2] 5 [3] 0 [4] 6 [5] 0 Hits@level+ = [0+] 13 [1+] 11 [2+] 11 [3+] 6 [4+] 6 [5+] 0 Hits/KSLOC@level+ = [0+] 2.0071 [1+] 1.69832 [2+] 1.69832 [3+] 0.926355 [4+] 0.926355 [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.