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/haskell-tf-random-0.5/cbits/threefish_port.h Examining data/haskell-tf-random-0.5/cbits/skein_debug.c Examining data/haskell-tf-random-0.5/cbits/skein_debug.h Examining data/haskell-tf-random-0.5/cbits/brg_types.h Examining data/haskell-tf-random-0.5/cbits/threefish.h Examining data/haskell-tf-random-0.5/cbits/threefish_block.c FINAL RESULTS: data/haskell-tf-random-0.5/cbits/skein_debug.c:24:26: [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. if (i % 4 == 0) printf(INDENT); data/haskell-tf-random-0.5/cbits/skein_debug.c:49:26: [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. if (i %16 == 0) printf(INDENT); data/haskell-tf-random-0.5/cbits/skein_debug.c:198:13: [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((h->T[1] & SKEIN_T1_FLAG_FIRST) ? " First":" "); data/haskell-tf-random-0.5/cbits/skein_debug.c:199:13: [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((h->T[1] & SKEIN_T1_FLAG_FINAL) ? " Final":" "); data/haskell-tf-random-0.5/cbits/skein_debug.c:200:13: [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((h->T[1] & SKEIN_T1_FLAG_BIT_PAD) ? " Pad" :" "); ANALYSIS SUMMARY: Hits = 5 Lines analyzed = 931 in approximately 0.08 seconds (12036 lines/second) Physical Source Lines of Code (SLOC) = 615 Hits@level = [0] 35 [1] 0 [2] 0 [3] 0 [4] 5 [5] 0 Hits@level+ = [0+] 40 [1+] 5 [2+] 5 [3+] 5 [4+] 5 [5+] 0 Hits/KSLOC@level+ = [0+] 65.0407 [1+] 8.13008 [2+] 8.13008 [3+] 8.13008 [4+] 8.13008 [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.