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/cstore-fdw-1.7.0/cstore_compression.c
Examining data/cstore-fdw-1.7.0/cstore_fdw.c
Examining data/cstore-fdw-1.7.0/cstore_fdw.h
Examining data/cstore-fdw-1.7.0/cstore_metadata_serialization.c
Examining data/cstore-fdw-1.7.0/cstore_metadata_serialization.h
Examining data/cstore-fdw-1.7.0/cstore_reader.c
Examining data/cstore-fdw-1.7.0/cstore_version_compat.h
Examining data/cstore-fdw-1.7.0/cstore_writer.c

FINAL RESULTS:

data/cstore-fdw-1.7.0/cstore_fdw.c:502:3:  [4] (format) snprintf:
  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.
		snprintf(completionTag, COMPLETION_TAG_BUFSIZE, "COPY " UINT64_FORMAT,
data/cstore-fdw-1.7.0/cstore_metadata_serialization.c:368:2:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
	memcpy(skipListSizeArray, protobufStripeFooter->skiplistsizearray, sizeArrayLength);
data/cstore-fdw-1.7.0/cstore_metadata_serialization.c:369:2:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
	memcpy(existsSizeArray, protobufStripeFooter->existssizearray, sizeArrayLength);
data/cstore-fdw-1.7.0/cstore_metadata_serialization.c:370:2:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
	memcpy(valueSizeArray, protobufStripeFooter->valuesizearray, sizeArrayLength);
data/cstore-fdw-1.7.0/cstore_metadata_serialization.c:549:4:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
			memcpy(datumBuffer, DatumGetPointer(datum), datumTypeLength);
data/cstore-fdw-1.7.0/cstore_metadata_serialization.c:554:3:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
		memcpy(datumBuffer, DatumGetPointer(datum), datumLength);
data/cstore-fdw-1.7.0/cstore_metadata_serialization.c:576:2:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
	memcpy(binaryDataCopy, protobufBinary.data, protobufBinary.len);
data/cstore-fdw-1.7.0/cstore_reader.c:199:2:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
	memcpy(&postscriptSize, postscriptSizeBuffer->data, CSTORE_POSTSCRIPT_SIZE_LENGTH);
data/cstore-fdw-1.7.0/cstore_writer.c:750:4:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
			memcpy(currentDatumDataPointer, DatumGetPointer(datum), datumTypeLength);
data/cstore-fdw-1.7.0/cstore_writer.c:756:3:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
		memcpy(currentDatumDataPointer, DatumGetPointer(datum), datumLength);
data/cstore-fdw-1.7.0/cstore_writer.c:906:3:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
		memcpy(datumData, DatumGetPointer(datum), datumLength);
data/cstore-fdw-1.7.0/cstore_writer.c:923:2:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
	memcpy(stripeMetadataCopy, &stripeMetadata, sizeof(StripeMetadata));
data/cstore-fdw-1.7.0/cstore_writer.c:1013:3:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
		memcpy(targetString->data, sourceString->data, sourceString->len);

ANALYSIS SUMMARY:

Hits = 13
Lines analyzed = 6019 in approximately 0.22 seconds (27847 lines/second)
Physical Source Lines of Code (SLOC) = 4067
Hits@level = [0]   1 [1]   0 [2]  12 [3]   0 [4]   1 [5]   0
Hits@level+ = [0+]  14 [1+]  13 [2+]  13 [3+]   1 [4+]   1 [5+]   0
Hits/KSLOC@level+ = [0+] 3.44234 [1+] 3.19646 [2+] 3.19646 [3+] 0.245881 [4+] 0.245881 [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.