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/postgresql-pllua-2.0.6/hstore/hstore_pllua.c
Examining data/postgresql-pllua-2.0.6/hstore/old_inc/hstore/hstore.h
Examining data/postgresql-pllua-2.0.6/src/compile.c
Examining data/postgresql-pllua-2.0.6/src/datum.c
Examining data/postgresql-pllua-2.0.6/src/elog.c
Examining data/postgresql-pllua-2.0.6/src/error.c
Examining data/postgresql-pllua-2.0.6/src/exec.c
Examining data/postgresql-pllua-2.0.6/src/globals.c
Examining data/postgresql-pllua-2.0.6/src/init.c
Examining data/postgresql-pllua-2.0.6/src/jsonb.c
Examining data/postgresql-pllua-2.0.6/src/numeric.c
Examining data/postgresql-pllua-2.0.6/src/objects.c
Examining data/postgresql-pllua-2.0.6/src/paths.c
Examining data/postgresql-pllua-2.0.6/src/plerrcodes_old.h
Examining data/postgresql-pllua-2.0.6/src/pllua.c
Examining data/postgresql-pllua-2.0.6/src/pllua.h
Examining data/postgresql-pllua-2.0.6/src/pllua_luajit.h
Examining data/postgresql-pllua-2.0.6/src/pllua_luaver.h
Examining data/postgresql-pllua-2.0.6/src/pllua_pgver.h
Examining data/postgresql-pllua-2.0.6/src/preload.c
Examining data/postgresql-pllua-2.0.6/src/spi.c
Examining data/postgresql-pllua-2.0.6/src/time.c
Examining data/postgresql-pllua-2.0.6/src/trigger.c
Examining data/postgresql-pllua-2.0.6/src/trusted.c

FINAL RESULTS:

data/postgresql-pllua-2.0.6/src/datum.c:622:9:  [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(str, 32, UINT64_FORMAT, uval);
data/postgresql-pllua-2.0.6/src/elog.c:61:2:  [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.
	vsnprintf(buf, LUAL_BUFFERSIZE, msg, va);
data/postgresql-pllua-2.0.6/src/elog.c:80:2:  [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.
	vsnprintf(buf, LUAL_BUFFERSIZE, msg, va);
data/postgresql-pllua-2.0.6/hstore/old_inc/hstore/hstore.h:101:3:  [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((dptr_), (sptr_), (klen_)+(vlen_));						\
data/postgresql-pllua-2.0.6/hstore/old_inc/hstore/hstore.h:114:3:  [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((dptr_), (pair_).key, (pair_).keylen);					\
data/postgresql-pllua-2.0.6/hstore/old_inc/hstore/hstore.h:122:4:  [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((dptr_), (pair_).val, (pair_).vallen);				\
data/postgresql-pllua-2.0.6/src/compile.c:317:3:  [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(act->argtypes,
data/postgresql-pllua-2.0.6/src/compile.c:375:2:  [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(func_info->argtypes,
data/postgresql-pllua-2.0.6/src/datum.c:405:9:  [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(VARDATA(t), str, len);
data/postgresql-pllua-2.0.6/src/datum.c:415:8:  [2] (buffer) memcpy:
  Does not check for buffer overflows when copying to destination (CWE-120).
  Make sure destination can always hold the source data.
							memcpy(VARDATA(b), str, len);
data/postgresql-pllua-2.0.6/src/datum.c:527:6:  [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(VARDATA(t), str, len);
data/postgresql-pllua-2.0.6/src/datum.c:621:9:  [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 str[32];
data/postgresql-pllua-2.0.6/src/datum.c:5215:3:  [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 droplist[MaxTupleAttributeNumber + 1];
data/postgresql-pllua-2.0.6/src/error.c:1104:2:  [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 buf[8];
data/postgresql-pllua-2.0.6/src/error.c:1114:3:  [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[8];
data/postgresql-pllua-2.0.6/src/error.c:1235:2:  [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 buf[8];
data/postgresql-pllua-2.0.6/src/error.c:1347:5:  [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 buf[8];
data/postgresql-pllua-2.0.6/src/jsonb.c:278:5:  [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(newstr, ptr, len);
data/postgresql-pllua-2.0.6/src/jsonb.c:491:7:  [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(curval.val.string.val, ptr, len);
data/postgresql-pllua-2.0.6/src/paths.c:13:2:  [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 path[MAXPGPATH];
data/postgresql-pllua-2.0.6/src/spi.c:289:3:  [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(stmt->param_types, argtypes, nargs_known * sizeof(Oid));
data/postgresql-pllua-2.0.6/src/time.c:601:7:  [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 strbuf[32];
data/postgresql-pllua-2.0.6/src/time.c:604:7:  [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(strbuf, "00:00:00%c%02d:%02d:%02d",
data/postgresql-pllua-2.0.6/src/time.c:697:7:  [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 strbuf[32];
data/postgresql-pllua-2.0.6/src/time.c:699:7:  [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(strbuf, "%02d:%02d:%02d%c%02d:%02d:%02d",
data/postgresql-pllua-2.0.6/src/compile.c:73:31:  [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).
	if (luaL_loadbufferx(L, str, strlen(str), "DO-block", "t"))
data/postgresql-pllua-2.0.6/src/compile.c:188:31:  [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).
	if (luaL_loadbufferx(L, src, strlen(src), fname, "t"))
data/postgresql-pllua-2.0.6/src/datum.c:122:34:  [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).
	if (str && !pg_verifymbstr(str, strlen(str), true))
data/postgresql-pllua-2.0.6/src/datum.c:135:29:  [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 pg_verifymbstr(str, strlen(str), true);
data/postgresql-pllua-2.0.6/src/datum.c:279:29:  [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).
				lua_pushlstring(L, str, strlen(str));
data/postgresql-pllua-2.0.6/src/datum.c:398:19:  [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).
							if (len != strlen(str))
data/postgresql-pllua-2.0.6/src/datum.c:423:19:  [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).
							if (len != strlen(str))
data/postgresql-pllua-2.0.6/src/datum.c:3242:19:  [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).
	luaL_addsize(&b, strlen(buf));
data/postgresql-pllua-2.0.6/src/elog.c:63:19:  [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).
	luaL_addsize(&b, strlen(buf));
data/postgresql-pllua-2.0.6/src/elog.c:82:19:  [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).
	luaL_addsize(&b, strlen(buf));
data/postgresql-pllua-2.0.6/src/elog.c:239:6:  [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).
	if (strlen(str) == 5
data/postgresql-pllua-2.0.6/src/error.c:1335:9:  [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).
				if (strlen(str) == 5
data/postgresql-pllua-2.0.6/src/init.c:588:37:  [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).
		int rc = luaL_loadbufferx(L, str, strlen(str), chunkname, "t");
data/postgresql-pllua-2.0.6/src/objects.c:602:19:  [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).
	luaL_addsize(&b, strlen(buf));
data/postgresql-pllua-2.0.6/src/objects.c:610:21:  [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).
			luaL_addsize(&b, strlen(buf));
data/postgresql-pllua-2.0.6/src/trusted.c:823:38:  [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).
	if (luaL_loadbuffer(L, trusted_lua, strlen(trusted_lua), "trusted.lua") == LUA_OK)

ANALYSIS SUMMARY:

Hits = 41
Lines analyzed = 19503 in approximately 0.43 seconds (45814 lines/second)
Physical Source Lines of Code (SLOC) = 13864
Hits@level = [0]   3 [1]  16 [2]  22 [3]   0 [4]   3 [5]   0
Hits@level+ = [0+]  44 [1+]  41 [2+]  25 [3+]   3 [4+]   3 [5+]   0
Hits/KSLOC@level+ = [0+] 3.17369 [1+] 2.9573 [2+] 1.80323 [3+] 0.216388 [4+] 0.216388 [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.