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/octave-communications-1.2.2/src/op-m-gm.cc Examining data/octave-communications-1.2.2/src/galoisfield.h Examining data/octave-communications-1.2.2/src/galoisfield.cc Examining data/octave-communications-1.2.2/src/syndtable.cc Examining data/octave-communications-1.2.2/src/gf.cc Examining data/octave-communications-1.2.2/src/ov-galois.cc Examining data/octave-communications-1.2.2/src/primpoly.cc Examining data/octave-communications-1.2.2/src/undef-ah-octave.h Examining data/octave-communications-1.2.2/src/base-lu.h Examining data/octave-communications-1.2.2/src/galois.cc Examining data/octave-communications-1.2.2/src/op-gm-gm.cc Examining data/octave-communications-1.2.2/src/galois-def.cc Examining data/octave-communications-1.2.2/src/__gfweight__.cc Examining data/octave-communications-1.2.2/src/cyclpoly.cc Examining data/octave-communications-1.2.2/src/__errcore__.cc Examining data/octave-communications-1.2.2/src/isprimitive.cc Examining data/octave-communications-1.2.2/src/cyclgen.cc Examining data/octave-communications-1.2.2/src/galois.h Examining data/octave-communications-1.2.2/src/galois-ops.h Examining data/octave-communications-1.2.2/src/genqamdemod.cc Examining data/octave-communications-1.2.2/src/base-lu.cc Examining data/octave-communications-1.2.2/src/op-s-gm.cc Examining data/octave-communications-1.2.2/src/op-gm-s.cc Examining data/octave-communications-1.2.2/src/op-gm-m.cc Examining data/octave-communications-1.2.2/src/ov-galois.h Examining data/octave-communications-1.2.2/src/galois-def.h FINAL RESULTS: data/octave-communications-1.2.2/src/cyclgen.cc:223:8: [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. if (!system) data/octave-communications-1.2.2/src/gf.cc:1745:11: [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(lambda, t, (nroots+1)*sizeof (t[0])); data/octave-communications-1.2.2/src/gf.cc:1759:3: [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(®[1], &lambda[1], nroots*sizeof (reg[0])); data/octave-communications-1.2.2/src/ov-galois.cc:563:12: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if (! is.read (X_CAST (char *, &mord), 1)) data/octave-communications-1.2.2/src/ov-galois.cc:566:12: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if (! is.read (X_CAST (char *, &prim), 4)) data/octave-communications-1.2.2/src/ov-galois.cc:571:12: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if (! is.read (X_CAST (char *, &mdims), 4)) data/octave-communications-1.2.2/src/ov-galois.cc:586:20: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if (! is.read (X_CAST (char *, &di), 4)) data/octave-communications-1.2.2/src/ov-galois.cc:594:16: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if (! is.read (X_CAST (char *, &tmp), 1)) ANALYSIS SUMMARY: Hits = 8 Lines analyzed = 9165 in approximately 0.23 seconds (39817 lines/second) Physical Source Lines of Code (SLOC) = 6471 Hits@level = [0] 0 [1] 5 [2] 2 [3] 0 [4] 1 [5] 0 Hits@level+ = [0+] 8 [1+] 8 [2+] 3 [3+] 1 [4+] 1 [5+] 0 Hits/KSLOC@level+ = [0+] 1.23628 [1+] 1.23628 [2+] 0.463607 [3+] 0.154536 [4+] 0.154536 [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.