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-later-1.1.0.1+dfsg/src/timestamp_unix.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/later_win32.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/callback_registry_table.h Examining data/r-cran-later-1.1.0.1+dfsg/src/timeconv.h Examining data/r-cran-later-1.1.0.1+dfsg/src/callback_registry.h Examining data/r-cran-later-1.1.0.1+dfsg/src/threadutils.h Examining data/r-cran-later-1.1.0.1+dfsg/src/init.c Examining data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c Examining data/r-cran-later-1.1.0.1+dfsg/src/utils.h Examining data/r-cran-later-1.1.0.1+dfsg/src/debug.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/callback_registry.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/optional.h Examining data/r-cran-later-1.1.0.1+dfsg/src/debug.h Examining data/r-cran-later-1.1.0.1+dfsg/src/timestamp_win32.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/later.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/interrupt.h Examining data/r-cran-later-1.1.0.1+dfsg/src/later_posix.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/timer_posix.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/badthreads.h Examining data/r-cran-later-1.1.0.1+dfsg/src/timer_posix.h Examining data/r-cran-later-1.1.0.1+dfsg/src/later.h Examining data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.h Examining data/r-cran-later-1.1.0.1+dfsg/src/RcppExports.cpp Examining data/r-cran-later-1.1.0.1+dfsg/src/timestamp.h Examining data/r-cran-later-1.1.0.1+dfsg/inst/include/later_api.h Examining data/r-cran-later-1.1.0.1+dfsg/inst/include/later.h Examining data/r-cran-later-1.1.0.1+dfsg/inst/bgtest.cpp FINAL RESULTS: data/r-cran-later-1.1.0.1+dfsg/src/debug.cpp:25:11: [4] (format) vsnprintf: If format strings can be influenced by an attacker, they can be exploited, and note that sprintf variations do not always \0-terminate (CWE-134). Use a constant for the format specification. int n = vsnprintf(buf, max_size, fmt, args); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:65:5: [3] (misc) InitializeCriticalSection: Exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. InitializeCriticalSection(&(mtx->mHandle.cs)); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:111:5: [3] (misc) EnterCriticalSection: On some versions of Windows, exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. EnterCriticalSection(&(mtx->mHandle.cs)); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:295:3: [3] (misc) InitializeCriticalSection: Exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. InitializeCriticalSection(&cond->mWaitersCountLock); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:341:3: [3] (misc) EnterCriticalSection: On some versions of Windows, exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. EnterCriticalSection(&cond->mWaitersCountLock); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:366:3: [3] (misc) EnterCriticalSection: On some versions of Windows, exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. EnterCriticalSection(&cond->mWaitersCountLock); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:392:3: [3] (misc) EnterCriticalSection: On some versions of Windows, exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. EnterCriticalSection(&cond->mWaitersCountLock); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:417:3: [3] (misc) EnterCriticalSection: On some versions of Windows, exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. EnterCriticalSection(&cond->mWaitersCountLock); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:910:11: [3] (misc) InitializeCriticalSection: Exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. InitializeCriticalSection(&(flag->lock)); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:911:11: [3] (misc) EnterCriticalSection: On some versions of Windows, exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. EnterCriticalSection(&(flag->lock)); data/r-cran-later-1.1.0.1+dfsg/src/tinycthread.c:922:9: [3] (misc) EnterCriticalSection: On some versions of Windows, exceptions can be thrown in low-memory situations. Use InitializeCriticalSectionAndSpinCount instead. EnterCriticalSection(&(flag->lock)); data/r-cran-later-1.1.0.1+dfsg/src/debug.cpp:21:3: [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 buf[max_size]; data/r-cran-later-1.1.0.1+dfsg/src/later_posix.cpp:55:11: [1] (buffer) read: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if (read(pipe_out, buf, BUF_SIZE) < 0) { ANALYSIS SUMMARY: Hits = 13 Lines analyzed = 4154 in approximately 0.10 seconds (39637 lines/second) Physical Source Lines of Code (SLOC) = 2721 Hits@level = [0] 0 [1] 1 [2] 1 [3] 10 [4] 1 [5] 0 Hits@level+ = [0+] 13 [1+] 13 [2+] 12 [3+] 11 [4+] 1 [5+] 0 Hits/KSLOC@level+ = [0+] 4.77766 [1+] 4.77766 [2+] 4.41014 [3+] 4.04263 [4+] 0.367512 [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.