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/pumpa-0.9.3/src/fullobjectwidget.cpp Examining data/pumpa-0.9.3/src/oauthwizard.cpp Examining data/pumpa-0.9.3/src/shortobjectwidget.h Examining data/pumpa-0.9.3/src/imagelabel.h Examining data/pumpa-0.9.3/src/activitywidget.h Examining data/pumpa-0.9.3/src/sundown/houdini_html_e.c Examining data/pumpa-0.9.3/src/sundown/stack.h Examining data/pumpa-0.9.3/src/sundown/stack.c Examining data/pumpa-0.9.3/src/sundown/html_smartypants.c Examining data/pumpa-0.9.3/src/sundown/autolink.c Examining data/pumpa-0.9.3/src/sundown/html.h Examining data/pumpa-0.9.3/src/sundown/houdini_href_e.c Examining data/pumpa-0.9.3/src/sundown/html_blocks.h Examining data/pumpa-0.9.3/src/sundown/markdown.c Examining data/pumpa-0.9.3/src/sundown/autolink.h Examining data/pumpa-0.9.3/src/sundown/buffer.c Examining data/pumpa-0.9.3/src/sundown/html.c Examining data/pumpa-0.9.3/src/sundown/markdown.h Examining data/pumpa-0.9.3/src/sundown/houdini.h Examining data/pumpa-0.9.3/src/sundown/buffer.h Examining data/pumpa-0.9.3/src/contextwidget.cpp Examining data/pumpa-0.9.3/src/recipientedit.h Examining data/pumpa-0.9.3/src/fancyhighlighter.cpp Examining data/pumpa-0.9.3/src/pumpasettingsdialog.cpp Examining data/pumpa-0.9.3/src/collectionwidget.h Examining data/pumpa-0.9.3/src/qactivitystreams.cpp Examining data/pumpa-0.9.3/src/editprofiledialog.h Examining data/pumpa-0.9.3/src/actorwidget.cpp Examining data/pumpa-0.9.3/src/shortobjectwidget.cpp Examining data/pumpa-0.9.3/src/qasactivity.h Examining data/pumpa-0.9.3/src/objectwidgetwithsignals.cpp Examining data/pumpa-0.9.3/src/filedownloader.h Examining data/pumpa-0.9.3/src/qaspell.cpp Examining data/pumpa-0.9.3/src/fullobjectwidget.h Examining data/pumpa-0.9.3/src/objectwidgetwithsignals.h Examining data/pumpa-0.9.3/src/messagerecipients.cpp Examining data/pumpa-0.9.3/src/messagewindow.cpp Examining data/pumpa-0.9.3/src/qasobjectlist.cpp Examining data/pumpa-0.9.3/src/pumpasettings.cpp Examining data/pumpa-0.9.3/src/qaspell.h Examining data/pumpa-0.9.3/src/fancyhighlighter.h Examining data/pumpa-0.9.3/src/activitywidget.cpp Examining data/pumpa-0.9.3/src/texttoolbutton.cpp Examining data/pumpa-0.9.3/src/messagerecipients.h Examining data/pumpa-0.9.3/src/qasactor.h Examining data/pumpa-0.9.3/src/qasactivity.cpp Examining data/pumpa-0.9.3/src/qasobject.h Examining data/pumpa-0.9.3/src/oauthwizard.h Examining data/pumpa-0.9.3/src/pumpasettingsdialog.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthauthreplyserver_p.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthrequest_xauth_p.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthutils.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthrequest.cpp Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthrequest_xauth.cpp Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthglobals.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthrequest.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthutils.cpp Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthmanager.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthauthreplyserver.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthrequest_1.cpp Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthrequest_xauth.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthrequest_p.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthmanager.cpp Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthauthreplyserver.cpp Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthmanager_p.h Examining data/pumpa-0.9.3/src/kQOAuth/kqoauthrequest_1.h Examining data/pumpa-0.9.3/src/objectlistwidget.cpp Examining data/pumpa-0.9.3/src/pumpa_defines.h Examining data/pumpa-0.9.3/src/richtextlabel.h Examining data/pumpa-0.9.3/src/tabwidget.cpp Examining data/pumpa-0.9.3/src/qasabstractobject.h Examining data/pumpa-0.9.3/src/pumpapp.h Examining data/pumpa-0.9.3/src/messageedit.cpp Examining data/pumpa-0.9.3/src/contextwidget.h Examining data/pumpa-0.9.3/src/messageedit.h Examining data/pumpa-0.9.3/src/messagewindow.h Examining data/pumpa-0.9.3/src/objectwidget.h Examining data/pumpa-0.9.3/src/qasabstractobjectlist.h Examining data/pumpa-0.9.3/src/texttoolbutton.h Examining data/pumpa-0.9.3/src/imagelabel.cpp Examining data/pumpa-0.9.3/src/qascollection.cpp Examining data/pumpa-0.9.3/src/util.cpp Examining data/pumpa-0.9.3/src/qasabstractobjectlist.cpp Examining data/pumpa-0.9.3/src/recipientedit.cpp Examining data/pumpa-0.9.3/src/qasactorlist.h Examining data/pumpa-0.9.3/src/qasactor.cpp Examining data/pumpa-0.9.3/src/json.h Examining data/pumpa-0.9.3/src/objectlistwidget.h Examining data/pumpa-0.9.3/src/qasabstractobject.cpp Examining data/pumpa-0.9.3/src/collectionwidget.cpp Examining data/pumpa-0.9.3/src/aswidget.cpp Examining data/pumpa-0.9.3/src/json.cpp Examining data/pumpa-0.9.3/src/filedownloader.cpp Examining data/pumpa-0.9.3/src/aswidget.h Examining data/pumpa-0.9.3/src/util.h Examining data/pumpa-0.9.3/src/actorwidget.h Examining data/pumpa-0.9.3/src/qasactorlist.cpp Examining data/pumpa-0.9.3/src/main.cpp Examining data/pumpa-0.9.3/src/pumpasettings.h Examining data/pumpa-0.9.3/src/richtextlabel.cpp Examining data/pumpa-0.9.3/src/tabwidget.h Examining data/pumpa-0.9.3/src/pumpapp.cpp Examining data/pumpa-0.9.3/src/editprofiledialog.cpp Examining data/pumpa-0.9.3/src/objectwidget.cpp Examining data/pumpa-0.9.3/src/qasobject.cpp Examining data/pumpa-0.9.3/src/qascollection.h Examining data/pumpa-0.9.3/src/qasobjectlist.h Examining data/pumpa-0.9.3/src/qactivitystreams.h FINAL RESULTS: data/pumpa-0.9.3/src/main.cpp:58:29: [4] (shell) system: 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. QString locale = QLocale::system().name(); data/pumpa-0.9.3/src/sundown/buffer.c:31:25: [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. # define _buf_vsnprintf vsnprintf data/pumpa-0.9.3/src/sundown/buffer.h:90:73: [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. void bufprintf(struct buf *, const char *, ...) __attribute__ ((format (printf, 2, 3))); data/pumpa-0.9.3/src/sundown/html_smartypants.c:26:9: [4] (format) snprintf: 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. #define snprintf _snprintf data/pumpa-0.9.3/src/sundown/html_smartypants.c:26:18: [4] (format) _snprintf: 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. #define snprintf _snprintf data/pumpa-0.9.3/src/filedownloader.cpp:329:12: [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 (!fp->open(QIODevice::WriteOnly)) { data/pumpa-0.9.3/src/pumpapp.cpp:1275:11: [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 (!fp.open(QIODevice::ReadOnly)) { data/pumpa-0.9.3/src/sundown/autolink.c:45:17: [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. strncasecmp((char *)link, valid_uris[i], len) == 0 && data/pumpa-0.9.3/src/sundown/buffer.c:162:2: [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(buf->data + buf->size, data, len); data/pumpa-0.9.3/src/sundown/houdini_href_e.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 hex_str[3]; data/pumpa-0.9.3/src/sundown/html.c:582:2: [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(callbacks, &cb_default, sizeof(struct sd_callbacks)); data/pumpa-0.9.3/src/sundown/html.c:625:2: [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(callbacks, &cb_default, sizeof(struct sd_callbacks)); data/pumpa-0.9.3/src/sundown/html_blocks.h:36:17: [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 unsigned char gperf_downcase[256] = data/pumpa-0.9.3/src/sundown/html_smartypants.c:89:2: [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 ent[8]; data/pumpa-0.9.3/src/sundown/markdown.c:2413:2: [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(&md->cb, callbacks, sizeof(struct sd_callbacks)); data/pumpa-0.9.3/src/util.cpp:220:11: [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 (!fp.open(QIODevice::ReadOnly)) data/pumpa-0.9.3/src/sundown/autolink.c:42:16: [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 len = strlen(valid_uris[i]); data/pumpa-0.9.3/src/sundown/autolink.c:177:39: [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 (size < 4 || memcmp(data, "www.", strlen("www.")) != 0) data/pumpa-0.9.3/src/sundown/autolink.c:275:13: [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). link_end = strlen("://"); data/pumpa-0.9.3/src/sundown/buffer.c:170:19: [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). bufput(buf, str, strlen(str)); data/pumpa-0.9.3/src/sundown/buffer.h:53:24: [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). { (uint8_t *)strname, strlen(strname), 0, 0, 0 } data/pumpa-0.9.3/src/sundown/markdown.c:1864:20: [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 tag_size = strlen(curtag); ANALYSIS SUMMARY: Hits = 22 Lines analyzed = 19270 in approximately 0.46 seconds (41747 lines/second) Physical Source Lines of Code (SLOC) = 12184 Hits@level = [0] 1 [1] 6 [2] 11 [3] 0 [4] 5 [5] 0 Hits@level+ = [0+] 23 [1+] 22 [2+] 16 [3+] 5 [4+] 5 [5+] 0 Hits/KSLOC@level+ = [0+] 1.88772 [1+] 1.80565 [2+] 1.3132 [3+] 0.410374 [4+] 0.410374 [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.