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/openexr-viewers-2.3.0/playexr/ImageBuffers.h
Examining data/openexr-viewers-2.3.0/playexr/FileReadingThread.h
Examining data/openexr-viewers-2.3.0/playexr/playExr.h
Examining data/openexr-viewers-2.3.0/playexr/ImageBuffers.cpp
Examining data/openexr-viewers-2.3.0/playexr/Timer.cpp
Examining data/openexr-viewers-2.3.0/playexr/FileReadingThread.cpp
Examining data/openexr-viewers-2.3.0/playexr/ctlToLut.h
Examining data/openexr-viewers-2.3.0/playexr/osDependent.h
Examining data/openexr-viewers-2.3.0/playexr/fileNameForFrame.h
Examining data/openexr-viewers-2.3.0/playexr/Timer.h
Examining data/openexr-viewers-2.3.0/playexr/playExr.cpp
Examining data/openexr-viewers-2.3.0/playexr/fileNameForFrame.cpp
Examining data/openexr-viewers-2.3.0/playexr/osDependent.cpp
Examining data/openexr-viewers-2.3.0/playexr/main.cpp
Examining data/openexr-viewers-2.3.0/playexr/ctlToLut.cpp
Examining data/openexr-viewers-2.3.0/exrdisplay/applyCtl.h
Examining data/openexr-viewers-2.3.0/exrdisplay/applyCtl.cpp
Examining data/openexr-viewers-2.3.0/exrdisplay/GlWindow3d.h
Examining data/openexr-viewers-2.3.0/exrdisplay/scaleImage.h
Examining data/openexr-viewers-2.3.0/exrdisplay/ImageView.h
Examining data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp
Examining data/openexr-viewers-2.3.0/exrdisplay/namespaceAlias.h
Examining data/openexr-viewers-2.3.0/exrdisplay/GlWindow3d.cpp
Examining data/openexr-viewers-2.3.0/exrdisplay/loadImage.h
Examining data/openexr-viewers-2.3.0/exrdisplay/loadImage.cpp
Examining data/openexr-viewers-2.3.0/exrdisplay/scaleImage.cpp
Examining data/openexr-viewers-2.3.0/exrdisplay/main.cpp

FINAL RESULTS:

data/openexr-viewers-2.3.0/exrdisplay/applyCtl.cpp:92:29:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *gamma = getenv (gammaEnv))
data/openexr-viewers-2.3.0/exrdisplay/applyCtl.cpp:131:38:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *chromaticities = getenv (chromaticitiesEnv))
data/openexr-viewers-2.3.0/exrdisplay/applyCtl.cpp:188:38:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *whiteLuminance = getenv (whiteLuminanceEnv))
data/openexr-viewers-2.3.0/exrdisplay/applyCtl.cpp:215:41:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *surroundLuminance = getenv (surroundLuminanceEnv))
data/openexr-viewers-2.3.0/exrdisplay/applyCtl.cpp:245:36:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    const char *displayTransform = getenv (displayTransformEnv);
data/openexr-viewers-2.3.0/playexr/ctlToLut.cpp:91:29:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *gamma = getenv (gammaEnv))
data/openexr-viewers-2.3.0/playexr/ctlToLut.cpp:139:38:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *chromaticities = getenv (chromaticitiesEnv))
data/openexr-viewers-2.3.0/playexr/ctlToLut.cpp:176:38:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *whiteLuminance = getenv (whiteLuminanceEnv))
data/openexr-viewers-2.3.0/playexr/ctlToLut.cpp:203:41:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *surroundLuminance = getenv (surroundLuminanceEnv))
data/openexr-viewers-2.3.0/playexr/ctlToLut.cpp:233:36:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    const char *displayTransform = getenv (displayTransformEnv);
data/openexr-viewers-2.3.0/playexr/ctlToLut.cpp:420:38:  [3] (buffer) getenv:
  Environment variables are untrustable input if they can be set by an
  attacker. They can have any content and length, and the same variable can
  be set more than once (CWE-807, CWE-20). Check environment variables
  carefully before using them.
    if (const char *chromaticities = getenv (chromaticitiesEnv))
data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp:356:28:  [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.
                    static char val_str[20];
data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp:357:21:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
                    sprintf (val_str, "%.3lf", val);
data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp:387:12:  [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.
    static char val_str[20];
data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp:388:5:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
    sprintf (val_str, "Zmax : %.3lf", _zmax);
data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp:395:12:  [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.
    static char val_str1[20];
data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp:396:5:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
    sprintf (val_str1, "Zmin : %.3lf", _zmin);
data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp:434:17:  [2] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source has a constant maximum length.
                sprintf (_rgbaBoxLabel,
data/openexr-viewers-2.3.0/exrdisplay/ImageView.h:128:9:  [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                                 _rgbaBoxLabel[200];
data/openexr-viewers-2.3.0/playexr/ImageBuffers.h:162:5:  [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 *			_pixels[NUM_BUFFERS][3];
data/openexr-viewers-2.3.0/exrdisplay/ImageView.cpp:440:17:  [1] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf. Risk is low because the source is a constant character.
                sprintf (_rgbaBoxLabel, " ");

ANALYSIS SUMMARY:

Hits = 21
Lines analyzed = 8147 in approximately 0.20 seconds (41090 lines/second)
Physical Source Lines of Code (SLOC) = 4682
Hits@level = [0]  10 [1]   1 [2]   9 [3]  11 [4]   0 [5]   0
Hits@level+ = [0+]  31 [1+]  21 [2+]  20 [3+]  11 [4+]   0 [5+]   0
Hits/KSLOC@level+ = [0+] 6.6211 [1+] 4.48526 [2+] 4.27168 [3+] 2.34942 [4+]   0 [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.