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/r-cran-sourcetools-0.1.7/inst/include/sourcetools/r/RUtils.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/r/RFunctions.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/r/r.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/r/RCallRecurser.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/r/RNonStandardEvaluation.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/r/RHeaders.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/r/RConverter.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/tokenization/Tokenizer.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/tokenization/Token.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/tokenization/tokenization.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/tokenization/Registration.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/core/core.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/core/macros.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/core/util.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/tests/testthat.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/posix/MemoryMappedConnection.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/posix/FileConnection.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/MemoryMappedReader.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/read.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/windows/MemoryMappedConnection.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/windows/FileConnection.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/collection/Position.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/collection/Range.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/collection/collection.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/utf8/utf8.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/platform/platform.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/multibyte/multibyte.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/cursor/cursor.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/cursor/TokenCursor.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/cursor/TextCursor.h Examining data/r-cran-sourcetools-0.1.7/inst/include/sourcetools.h Examining data/r-cran-sourcetools-0.1.7/src/sourcetools-init.c Examining data/r-cran-sourcetools-0.1.7/src/Tokenizer.cpp Examining data/r-cran-sourcetools-0.1.7/src/Reader.cpp FINAL RESULTS: data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/core/macros.h:46:8: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. std::sprintf(buffer, "[%s:%4i]", shortPath.c_str(), line); data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/tokenization/Token.h:495:8: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. std::sprintf(buff, data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/core/macros.h:42:3: [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 buffer[N + 1]; data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/MemoryMappedReader.h:51:15: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). if (!conn.open()) data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/MemoryMappedReader.h:65:14: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). if (!map.open()) data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/MemoryMappedReader.h:76:15: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). if (!conn.open()) data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/MemoryMappedReader.h:90:14: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). if (!map.open()) data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/posix/FileConnection.h:21:13: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). fd_ = ::open(path, flags); data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/posix/FileConnection.h:26:9: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). if (open()) data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/posix/FileConnection.h:30:8: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). bool open() data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/posix/MemoryMappedConnection.h:37:8: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). bool open() data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/windows/FileConnection.h:23:9: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). if (open()) data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/windows/FileConnection.h:27:8: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). bool open() data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/windows/MemoryMappedConnection.h:34:8: [2] (misc) open: Check when opening files - can an attacker redirect it (via symlinks), force the opening of special file type (e.g., device files), move things around to create a race condition, control its ancestors, or change its contents? (CWE-362). bool open() data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/tokenization/Token.h:494:3: [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 buff[N]; data/r-cran-sourcetools-0.1.7/src/Reader.cpp:62:8: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. std::memcpy(RAW(resultSEXP), contents.c_str(), contents.size()); data/r-cran-sourcetools-0.1.7/src/Reader.cpp:84:10: [2] (buffer) memcpy: Does not check for buffer overflows when copying to destination (CWE-120). Make sure destination can always hold the source data. std::memcpy(RAW(rawSEXP), lines[i].c_str(), lines[i].size()); data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/cursor/TokenCursor.h:220:47: [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). return findFwd(std::string(contents, std::strlen(contents))); data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/cursor/TokenCursor.h:235:47: [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). return findBwd(std::string(contents, std::strlen(contents))); data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/MemoryMappedReader.h:47:15: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). static bool read(const char* path, std::string* pContent) data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/read.h:11:13: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). inline bool read(const std::string& absolutePath, std::string* pContent) data/r-cran-sourcetools-0.1.7/inst/include/sourcetools/read/read.h:13:38: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). return detail::MemoryMappedReader::read(absolutePath.c_str(), pContent); data/r-cran-sourcetools-0.1.7/src/Reader.cpp:15:30: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). bool result = sourcetools::read(absolutePath, &contents); data/r-cran-sourcetools-0.1.7/src/Reader.cpp:53:30: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). bool result = sourcetools::read(absolutePath, &contents); data/r-cran-sourcetools-0.1.7/src/Tokenizer.cpp:79:21: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if (!sourcetools::read(absolutePath, &contents)) ANALYSIS SUMMARY: Hits = 25 Lines analyzed = 3177 in approximately 0.07 seconds (43817 lines/second) Physical Source Lines of Code (SLOC) = 2490 Hits@level = [0] 0 [1] 8 [2] 15 [3] 0 [4] 2 [5] 0 Hits@level+ = [0+] 25 [1+] 25 [2+] 17 [3+] 2 [4+] 2 [5+] 0 Hits/KSLOC@level+ = [0+] 10.0402 [1+] 10.0402 [2+] 6.82731 [3+] 0.803213 [4+] 0.803213 [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.