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/dfcgen-gtk-0.5/include/mathMisc.h
Examining data/dfcgen-gtk-0.5/include/miscDesignDlg.h
Examining data/dfcgen-gtk-0.5/include/filterPrint.h
Examining data/dfcgen-gtk-0.5/include/dialogSupport.h
Examining data/dfcgen-gtk-0.5/include/projectFile.h
Examining data/dfcgen-gtk-0.5/include/stdIirDesignDlg.h
Examining data/dfcgen-gtk-0.5/include/cairoPlot.h
Examining data/dfcgen-gtk-0.5/include/editDlg.h
Examining data/dfcgen-gtk-0.5/include/base.h
Examining data/dfcgen-gtk-0.5/include/designDlg.h
Examining data/dfcgen-gtk-0.5/include/cfgSettings.h
Examining data/dfcgen-gtk-0.5/include/responseWin.h
Examining data/dfcgen-gtk-0.5/include/mainDlg.h
Examining data/dfcgen-gtk-0.5/include/rootsPlot.h
Examining data/dfcgen-gtk-0.5/include/miscFilter.h
Examining data/dfcgen-gtk-0.5/include/support.h
Examining data/dfcgen-gtk-0.5/include/stdIirFilter.h
Examining data/dfcgen-gtk-0.5/include/filterResponse.h
Examining data/dfcgen-gtk-0.5/include/linFirDesignDlg.h
Examining data/dfcgen-gtk-0.5/include/linFirFilter.h
Examining data/dfcgen-gtk-0.5/include/responsePlot.h
Examining data/dfcgen-gtk-0.5/include/filterSupport.h
Examining data/dfcgen-gtk-0.5/include/helpDlg.h
Examining data/dfcgen-gtk-0.5/include/mathPoly.h
Examining data/dfcgen-gtk-0.5/include/dfcProject.h
Examining data/dfcgen-gtk-0.5/include/mathFuncs.h
Examining data/dfcgen-gtk-0.5/include/gui.h
Examining data/dfcgen-gtk-0.5/include/responseDlg.h
Examining data/dfcgen-gtk-0.5/include/dfcgen.h
Examining data/dfcgen-gtk-0.5/include/fileDlg.h
Examining data/dfcgen-gtk-0.5/src/responseDlg.c
Examining data/dfcgen-gtk-0.5/src/responseWin.c
Examining data/dfcgen-gtk-0.5/src/filterSupport.c
Examining data/dfcgen-gtk-0.5/src/stdIirFilter.c
Examining data/dfcgen-gtk-0.5/src/filterResponse.c
Examining data/dfcgen-gtk-0.5/src/fileDlg.c
Examining data/dfcgen-gtk-0.5/src/mainDlg.c
Examining data/dfcgen-gtk-0.5/src/filterPrint.c
Examining data/dfcgen-gtk-0.5/src/linFirDesignDlg.c
Examining data/dfcgen-gtk-0.5/src/responsePlot.c
Examining data/dfcgen-gtk-0.5/src/stdIirDesignDlg.c
Examining data/dfcgen-gtk-0.5/src/cfgSettings.c
Examining data/dfcgen-gtk-0.5/src/cairoPlot.c
Examining data/dfcgen-gtk-0.5/src/mathMisc.c
Examining data/dfcgen-gtk-0.5/src/miscDesignDlg.c
Examining data/dfcgen-gtk-0.5/src/linFirFilter.c
Examining data/dfcgen-gtk-0.5/src/rootsPlot.c
Examining data/dfcgen-gtk-0.5/src/designDlg.c
Examining data/dfcgen-gtk-0.5/src/editDlg.c
Examining data/dfcgen-gtk-0.5/src/mathPoly.c
Examining data/dfcgen-gtk-0.5/src/main.c
Examining data/dfcgen-gtk-0.5/src/dfcProject.c
Examining data/dfcgen-gtk-0.5/src/miscFilter.c
Examining data/dfcgen-gtk-0.5/src/helpDlg.c
Examining data/dfcgen-gtk-0.5/src/mathFuncs.c
Examining data/dfcgen-gtk-0.5/src/support.c
Examining data/dfcgen-gtk-0.5/src/dialogSupport.c
Examining data/dfcgen-gtk-0.5/src/projectFile.c
Examining data/dfcgen-gtk-0.5/data/templates/export.c
FINAL RESULTS:
data/dfcgen-gtk-0.5/src/cairoPlot.c:369:5: [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 string[256];
data/dfcgen-gtk-0.5/src/cairoPlot.c:434:5: [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 labelText[128];
data/dfcgen-gtk-0.5/src/cfgSettings.c:501:15: [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 *f = fopen(data, "w");
data/dfcgen-gtk-0.5/src/cfgSettings.c:612:5: [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 (pSet->color, pDiag->colors, PLOT_COLOR_SIZE * sizeof (pSet->color[0]));
data/dfcgen-gtk-0.5/src/cfgSettings.c:653:9: [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 (pDiag->colors, pSet->color, PLOT_COLOR_SIZE * sizeof (pSet->color[0]));
data/dfcgen-gtk-0.5/src/dfcProject.c:89:9: [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 (pBuf, &project.design, sizeof (*pBuf));
data/dfcgen-gtk-0.5/src/dialogSupport.c:258:5: [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 text[128];
data/dfcgen-gtk-0.5/src/dialogSupport.c:282:5: [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 text[128];
data/dfcgen-gtk-0.5/src/filterSupport.c:194:5: [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 (dest->num.coeff, src->num.coeff,
data/dfcgen-gtk-0.5/src/filterSupport.c:196:5: [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 (dest->den.coeff, src->den.coeff,
data/dfcgen-gtk-0.5/src/filterSupport.c:198:5: [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 (dest->num.root, src->num.root,
data/dfcgen-gtk-0.5/src/filterSupport.c:200:5: [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 (dest->den.root, src->den.root,
data/dfcgen-gtk-0.5/src/mainDlg.c:512:5: [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 buf[128];
data/dfcgen-gtk-0.5/src/mainDlg.c:537:5: [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 buf[128];
data/dfcgen-gtk-0.5/src/mathPoly.c:440:5: [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 (poly->coeff, vecu.coeff, (1 + vecu.degree) * sizeof(vecu.coeff[0]));
data/dfcgen-gtk-0.5/src/projectFile.c:785:5: [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 buf[G_ASCII_DTOSTR_BUF_SIZE]; /* buffer for double conversion */
data/dfcgen-gtk-0.5/src/projectFile.c:810:5: [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 buf[G_ASCII_DTOSTR_BUF_SIZE]; /* buffer for double conversion */
data/dfcgen-gtk-0.5/src/projectFile.c:878:5: [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 buf[G_ASCII_DTOSTR_BUF_SIZE]; /* buffer for double conversion */
data/dfcgen-gtk-0.5/src/projectFile.c:938:5: [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 buf[G_ASCII_DTOSTR_BUF_SIZE]; /* buffer for double conversion */
data/dfcgen-gtk-0.5/src/projectFile.c:1002:5: [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 buf[G_ASCII_DTOSTR_BUF_SIZE] = {'\0'}; /* buffer for double conversion */
data/dfcgen-gtk-0.5/src/projectFile.c:1308:17: [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).
templfile = fopen (templname, "r"); /* open template file */
data/dfcgen-gtk-0.5/src/projectFile.c:1320:18: [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).
exportfile = fopen (filename, "w");
data/dfcgen-gtk-0.5/src/projectFile.c:1494:15: [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 *f = fopen (filename, "w");
data/dfcgen-gtk-0.5/src/responseDlg.c:690:17: [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 (pDiag->colors, responseDlgColorVals, sizeof (responseDlgColorVals));
data/dfcgen-gtk-0.5/src/responseWin.c:409:5: [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 labelString[128];
data/dfcgen-gtk-0.5/src/projectFile.c:1256:13: [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).
return (strlen (buffer));
data/dfcgen-gtk-0.5/src/support.c:100:38: [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).
const gchar* pEnd = pStart + strlen (pStart);
ANALYSIS SUMMARY:
Hits = 27
Lines analyzed = 20610 in approximately 0.65 seconds (31783 lines/second)
Physical Source Lines of Code (SLOC) = 9725
Hits@level = [0] 26 [1] 2 [2] 25 [3] 0 [4] 0 [5] 0
Hits@level+ = [0+] 53 [1+] 27 [2+] 25 [3+] 0 [4+] 0 [5+] 0
Hits/KSLOC@level+ = [0+] 5.44987 [1+] 2.77635 [2+] 2.57069 [3+] 0 [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.