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/mpj-0.44+dfsg/test/mpi/perf/bcast_bench.c Examining data/mpj-0.44+dfsg/test/mpi/perf/bandwidth.c Examining data/mpj-0.44+dfsg/test/mpi/perf/barrier_bench.c Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_shared.h Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Intracomm.c Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Intracomm.h Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_NativeRecvRequest.c Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Group.h Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Group.c Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Comm.h Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Intercomm.h Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Intercomm.c Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_NativeSendRequest.h Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_NativeRecvRequest.h Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Comm.c Examining data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_NativeSendRequest.c Examining data/mpj-0.44+dfsg/src/xdev/mxdev/lib/xdev_mxdev_MXRecvRequest.h Examining data/mpj-0.44+dfsg/src/xdev/mxdev/lib/xdev_mxdev_MXDevice.h Examining data/mpj-0.44+dfsg/src/xdev/mxdev/lib/xdev_mxdev_MXSendRequest.h Examining data/mpj-0.44+dfsg/src/xdev/mxdev/lib/xdev_mxdev_MXDevice.c Examining data/mpj-0.44+dfsg/src/xdev/mxdev/lib/xdev_mxdev_MXSendRequest.c Examining data/mpj-0.44+dfsg/src/xdev/mxdev/lib/mxdev_const.h Examining data/mpj-0.44+dfsg/src/xdev/mxdev/lib/xdev_mxdev_MXRecvRequest.c FINAL RESULTS: data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Comm.c:385:5: [4] (buffer) strcpy: Does not check for buffer overflows when copying to destination [MS-banned] (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy easily misused). strcpy(sargs[i], (*env)->GetStringUTFChars(env, jc, 0)); data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Comm.c:387:5: [4] (buffer) strcpy: Does not check for buffer overflows when copying to destination [MS-banned] (CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy easily misused). strcpy(sargs[i], (*env)->GetStringUTFChars(env, jc, 0)); data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Comm.c:364:3: [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 name[MPI_MAX_PROCESSOR_NAME]; data/mpj-0.44+dfsg/src/mpjdev/natmpjdev/lib/mpjdev_natmpjdev_Comm.c:375:12: [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). slen = strlen((*env)->GetStringUTFChars(env, jc, 0)) + 1; //why plus one? ANALYSIS SUMMARY: Hits = 4 Lines analyzed = 5483 in approximately 0.23 seconds (23637 lines/second) Physical Source Lines of Code (SLOC) = 2762 Hits@level = [0] 35 [1] 1 [2] 1 [3] 0 [4] 2 [5] 0 Hits@level+ = [0+] 39 [1+] 4 [2+] 3 [3+] 2 [4+] 2 [5+] 0 Hits/KSLOC@level+ = [0+] 14.1202 [1+] 1.44823 [2+] 1.08617 [3+] 0.724113 [4+] 0.724113 [5+] 0 Dot directories skipped = 2 (--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.