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/sfepy-2019.4/sfepy/discrete/common/extmods/common.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/common_python.c Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/geommech.c Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/geommech.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/geomtrans.c Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/geomtrans.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/mesh.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/meshutils.c Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/meshutils.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/refcoors.c Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/refcoors.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/refmaps.c Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/refmaps.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/sort.c Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/sort.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/types.h Examining data/sfepy-2019.4/sfepy/discrete/common/extmods/mesh.c Examining data/sfepy-2019.4/sfepy/discrete/fem/extmods/lagrange.c Examining data/sfepy-2019.4/sfepy/discrete/fem/extmods/lagrange.h Examining data/sfepy-2019.4/sfepy/discrete/fem/extmods/lobatto.c Examining data/sfepy-2019.4/sfepy/discrete/fem/extmods/lobatto.h Examining data/sfepy-2019.4/sfepy/discrete/fem/extmods/lobatto1d.c Examining data/sfepy-2019.4/sfepy/discrete/fem/extmods/lobatto1d.h Examining data/sfepy-2019.4/sfepy/discrete/fem/extmods/lobatto1d_template.c Examining data/sfepy-2019.4/sfepy/discrete/fem/extmods/lobatto1d_template.h Examining data/sfepy-2019.4/sfepy/discrete/iga/extmods/nurbs.c Examining data/sfepy-2019.4/sfepy/discrete/iga/extmods/nurbs.h Examining data/sfepy-2019.4/sfepy/mechanics/extmods/contres.c Examining data/sfepy-2019.4/sfepy/mechanics/extmods/contres.h Examining data/sfepy-2019.4/sfepy/terms/extmods/form_sdcc.c Examining data/sfepy-2019.4/sfepy/terms/extmods/form_sdcc.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_adj_navier_stokes.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_adj_navier_stokes.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_basic.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_basic.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_biot.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_biot.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_diffusion.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_diffusion.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_dot.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_dot.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_elastic.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_elastic.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_electric.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_electric.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_hyperelastic.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_hyperelastic.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_navier_stokes.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_navier_stokes.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_op.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_op.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_piezo.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_piezo.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_surface.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_surface.h Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_volume.c Examining data/sfepy-2019.4/sfepy/terms/extmods/terms_volume.h FINAL RESULTS: data/sfepy-2019.4/sfepy/discrete/common/extmods/common_python.c:18:3: [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(what, ap); data/sfepy-2019.4/sfepy/discrete/common/extmods/common_python.c:35:3: [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(what, ap); data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1521:5: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32" "FI32" "FI32"\n", obj->nLev, obj->nRow, obj->nCol ); data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1523:7: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32"\n", il ); data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1556:5: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32" "FI32" "FI32" "FI32" "FI32"\n", data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1559:7: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32"\n", il ); data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1646:5: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32"\n", obj->nAlloc ); data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1648:7: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32" %.12e\n", ii, obj->val0[ii] ); data/sfepy-2019.4/sfepy/discrete/common/extmods/geommech.c:915:5: [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. printf( FI32" ", conn[ii] ); data/sfepy-2019.4/sfepy/discrete/common/extmods/mesh.c:11:3: [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(what, ap); data/sfepy-2019.4/sfepy/discrete/common/extmods/refmaps.c:30:5: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32" det:\n", ii ); data/sfepy-2019.4/sfepy/discrete/common/extmods/refmaps.c:33:5: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32" volume:\n", ii ); data/sfepy-2019.4/sfepy/discrete/common/extmods/refmaps.c:39:7: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32 " bfGM:\n", ii ); data/sfepy-2019.4/sfepy/discrete/common/extmods/refmaps.c:44:7: [4] (format) fprintf: If format strings can be influenced by an attacker, they can be exploited (CWE-134). Use a constant for the format specification. fprintf( file, FI32 " normal:\n", ii ); data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:53:3: [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( (*p_obj)->val0, val, (*p_obj)->nAlloc * sizeof( float64 ) ); data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:292:3: [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( obj->val0, val, data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1442:3: [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( objR->val, objA->val, objA->cellSize * sizeof( float64 ) ); data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1499:3: [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( objR->val0, objA->val0, data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1589:15: [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). if ((file = fopen( fileName, "w" )) == 0) { data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1610:15: [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). if ((file = fopen( fileName, "w" )) == 0) { data/sfepy-2019.4/sfepy/discrete/common/extmods/fmfield.c:1635:15: [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). if ((file = fopen( fileName, "w" )) == 0) { data/sfepy-2019.4/sfepy/discrete/common/extmods/mesh.c:295:3: [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(conn->offsets, other->offsets, (conn->num + 1) * sizeof(uint32)); data/sfepy-2019.4/sfepy/discrete/common/extmods/mesh.c:296:3: [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(conn->indices, other->indices, conn->n_incident * sizeof(uint32)); data/sfepy-2019.4/sfepy/discrete/common/extmods/common_python.c:566:7: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if (read (STDERR_FILENO, &ch, 1) < 0) { ANALYSIS SUMMARY: Hits = 24 Lines analyzed = 18356 in approximately 0.50 seconds (36793 lines/second) Physical Source Lines of Code (SLOC) = 13832 Hits@level = [0] 36 [1] 1 [2] 9 [3] 0 [4] 14 [5] 0 Hits@level+ = [0+] 60 [1+] 24 [2+] 23 [3+] 14 [4+] 14 [5+] 0 Hits/KSLOC@level+ = [0+] 4.33777 [1+] 1.73511 [2+] 1.66281 [3+] 1.01215 [4+] 1.01215 [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.