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/voro++-0.4.6+dfsg1/examples/basic/import.cc Examining data/voro++-0.4.6+dfsg1/examples/basic/platonic.cc Examining data/voro++-0.4.6+dfsg1/examples/basic/random_points.cc Examining data/voro++-0.4.6+dfsg1/examples/basic/single_cell.cc Examining data/voro++-0.4.6+dfsg1/examples/custom/cell_statistics.cc Examining data/voro++-0.4.6+dfsg1/examples/custom/custom_output.cc Examining data/voro++-0.4.6+dfsg1/examples/custom/radical.cc Examining data/voro++-0.4.6+dfsg1/examples/degenerate/degenerate.cc Examining data/voro++-0.4.6+dfsg1/examples/degenerate/degenerate2.cc Examining data/voro++-0.4.6+dfsg1/examples/extra/box_cut.cc Examining data/voro++-0.4.6+dfsg1/examples/extra/cut_region.cc Examining data/voro++-0.4.6+dfsg1/examples/extra/irregular.cc Examining data/voro++-0.4.6+dfsg1/examples/extra/superellipsoid.cc Examining data/voro++-0.4.6+dfsg1/examples/interface/find_voro_cell.cc Examining data/voro++-0.4.6+dfsg1/examples/interface/loops.cc Examining data/voro++-0.4.6+dfsg1/examples/interface/odd_even.cc Examining data/voro++-0.4.6+dfsg1/examples/interface/polygons.cc Examining data/voro++-0.4.6+dfsg1/examples/timing/timing_test.cc Examining data/voro++-0.4.6+dfsg1/examples/walls/cylinder.cc Examining data/voro++-0.4.6+dfsg1/examples/walls/frustum.cc Examining data/voro++-0.4.6+dfsg1/examples/walls/tetrahedron.cc Examining data/voro++-0.4.6+dfsg1/examples/walls/torus.cc Examining data/voro++-0.4.6+dfsg1/src/c_loops.cc Examining data/voro++-0.4.6+dfsg1/src/cell.cc Examining data/voro++-0.4.6+dfsg1/src/common.cc Examining data/voro++-0.4.6+dfsg1/src/container.cc Examining data/voro++-0.4.6+dfsg1/src/container_prd.cc Examining data/voro++-0.4.6+dfsg1/src/pre_container.cc Examining data/voro++-0.4.6+dfsg1/src/unitcell.cc Examining data/voro++-0.4.6+dfsg1/src/v_base.cc Examining data/voro++-0.4.6+dfsg1/src/v_base_wl.cc Examining data/voro++-0.4.6+dfsg1/src/v_compute.cc Examining data/voro++-0.4.6+dfsg1/src/voro++.cc Examining data/voro++-0.4.6+dfsg1/src/wall.cc Examining data/voro++-0.4.6+dfsg1/src/cmd_line.cc FINAL RESULTS: data/voro++-0.4.6+dfsg1/src/cmd_line.cc:410:2: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(buffer,"%s.vol",argv[i+6]); data/voro++-0.4.6+dfsg1/src/cmd_line.cc:413:3: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(buffer,"%s.gnu",argv[i+6]); data/voro++-0.4.6+dfsg1/src/cmd_line.cc:417:3: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(buffer,"%s_p.pov",argv[i+6]); data/voro++-0.4.6+dfsg1/src/cmd_line.cc:421:3: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(buffer,"%s_v.pov",argv[i+6]); data/voro++-0.4.6+dfsg1/examples/interface/polygons.cc:84:9: [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 char s[6][128]; data/voro++-0.4.6+dfsg1/examples/interface/polygons.cc:90:3: [2] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. Risk is low because the source has a constant maximum length. sprintf(s[k],"<%g,%g,%g>",v[l],v[l+1],v[l+2]); data/voro++-0.4.6+dfsg1/src/cell.cc:1489:2: [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 posbuf1[128],posbuf2[128]; data/voro++-0.4.6+dfsg1/src/cell.cc:1491:3: [2] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. Risk is low because the source has a constant maximum length. sprintf(posbuf1,"%g,%g,%g",x+*ptsp*0.5,y+ptsp[1]*0.5,z+ptsp[2]*0.5); data/voro++-0.4.6+dfsg1/src/cell.cc:1497:5: [2] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. Risk is low because the source has a constant maximum length. sprintf(posbuf2,"%g,%g,%g",x+*pt2*0.5,y+0.5*pt2[1],z+0.5*pt2[2]); data/voro++-0.4.6+dfsg1/src/cmd_line.cc:225:17: [2] (integer) atoi: Unless checked, the resulting number can exceed the expected range (CWE-190). If source untrusted, check both minimum and maximum, even if the input had no minus sign (large numbers can roll over into negative number; consider saving to an unsigned value if that is intended). i++;init_mem=atoi(argv[i]); data/voro++-0.4.6+dfsg1/src/cmd_line.cc:235:7: [2] (integer) atoi: Unless checked, the resulting number can exceed the expected range (CWE-190). If source untrusted, check both minimum and maximum, even if the input had no minus sign (large numbers can roll over into negative number; consider saving to an unsigned value if that is intended). nx=atoi(argv[i++]); data/voro++-0.4.6+dfsg1/src/cmd_line.cc:236:7: [2] (integer) atoi: Unless checked, the resulting number can exceed the expected range (CWE-190). If source untrusted, check both minimum and maximum, even if the input had no minus sign (large numbers can roll over into negative number; consider saving to an unsigned value if that is intended). ny=atoi(argv[i++]); data/voro++-0.4.6+dfsg1/src/cmd_line.cc:237:7: [2] (integer) atoi: Unless checked, the resulting number can exceed the expected range (CWE-190). If source untrusted, check both minimum and maximum, even if the input had no minus sign (large numbers can roll over into negative number; consider saving to an unsigned value if that is intended). nz=atoi(argv[i]); data/voro++-0.4.6+dfsg1/src/cmd_line.cc:401:11: [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). int flen=strlen(argv[i+6]); ANALYSIS SUMMARY: Hits = 14 Lines analyzed = 7463 in approximately 0.36 seconds (20668 lines/second) Physical Source Lines of Code (SLOC) = 4717 Hits@level = [0] 147 [1] 1 [2] 9 [3] 0 [4] 4 [5] 0 Hits@level+ = [0+] 161 [1+] 14 [2+] 13 [3+] 4 [4+] 4 [5+] 0 Hits/KSLOC@level+ = [0+] 34.1319 [1+] 2.96799 [2+] 2.75599 [3+] 0.847997 [4+] 0.847997 [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.