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/jmtpfs-0.5/src/ConnectedMtpDevices.cpp Examining data/jmtpfs-0.5/src/ConnectedMtpDevices.h Examining data/jmtpfs-0.5/src/FuseHeader.h Examining data/jmtpfs-0.5/src/MtpDevice.cpp Examining data/jmtpfs-0.5/src/MtpDevice.h Examining data/jmtpfs-0.5/src/MtpFile.cpp Examining data/jmtpfs-0.5/src/MtpFile.h Examining data/jmtpfs-0.5/src/MtpFilesystemPath.cpp Examining data/jmtpfs-0.5/src/MtpFilesystemPath.h Examining data/jmtpfs-0.5/src/MtpFolder.cpp Examining data/jmtpfs-0.5/src/MtpFolder.h Examining data/jmtpfs-0.5/src/MtpFuseContext.cpp Examining data/jmtpfs-0.5/src/MtpFuseContext.h Examining data/jmtpfs-0.5/src/MtpLibLock.cpp Examining data/jmtpfs-0.5/src/MtpLibLock.h Examining data/jmtpfs-0.5/src/MtpLocalFileCopy.cpp Examining data/jmtpfs-0.5/src/MtpLocalFileCopy.h Examining data/jmtpfs-0.5/src/MtpMetadataCache.cpp Examining data/jmtpfs-0.5/src/MtpMetadataCache.h Examining data/jmtpfs-0.5/src/MtpNode.cpp Examining data/jmtpfs-0.5/src/MtpNode.h Examining data/jmtpfs-0.5/src/MtpNodeMetadata.h Examining data/jmtpfs-0.5/src/MtpRoot.cpp Examining data/jmtpfs-0.5/src/MtpRoot.h Examining data/jmtpfs-0.5/src/MtpStorage.cpp Examining data/jmtpfs-0.5/src/MtpStorage.h Examining data/jmtpfs-0.5/src/Mutex.cpp Examining data/jmtpfs-0.5/src/Mutex.h Examining data/jmtpfs-0.5/src/TemporaryFile.cpp Examining data/jmtpfs-0.5/src/TemporaryFile.h Examining data/jmtpfs-0.5/src/jmtpfs.cpp Examining data/jmtpfs-0.5/src/mtpFilesystemErrors.h FINAL RESULTS: data/jmtpfs-0.5/src/MtpDevice.h:148:2: [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 m_magicBuffer[MAGIC_BUFFER_SIZE]; data/jmtpfs-0.5/src/MtpLocalFileCopy.cpp:30:16: [2] (tmpfile) tmpfile: Function tmpfile() has a security flaw on some systems (e.g., older System V systems) (CWE-377). m_localFile = tmpfile(); data/jmtpfs-0.5/src/TemporaryFile.cpp:28:9: [2] (tmpfile) tmpfile: Function tmpfile() has a security flaw on some systems (e.g., older System V systems) (CWE-377). m_file=tmpfile(); data/jmtpfs-0.5/src/MtpDevice.cpp:242:23: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). ssize_t bytesRead = read(fd, m_magicBuffer, MAGIC_BUFFER_SIZE); data/jmtpfs-0.5/src/MtpFile.cpp:72:20: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). return localFile->read(buf, size); data/jmtpfs-0.5/src/MtpLocalFileCopy.cpp:104:26: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). size_t MtpLocalFileCopy::read(void* ptr, size_t size) data/jmtpfs-0.5/src/MtpLocalFileCopy.h:45:9: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). size_t read(void* ptr, size_t size); ANALYSIS SUMMARY: Hits = 7 Lines analyzed = 3169 in approximately 0.19 seconds (17028 lines/second) Physical Source Lines of Code (SLOC) = 1968 Hits@level = [0] 1 [1] 4 [2] 3 [3] 0 [4] 0 [5] 0 Hits@level+ = [0+] 8 [1+] 7 [2+] 3 [3+] 0 [4+] 0 [5+] 0 Hits/KSLOC@level+ = [0+] 4.06504 [1+] 3.55691 [2+] 1.52439 [3+] 0 [4+] 0 [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.