From 09b69ee8ade5ab5235aca17cb9e9e1202f3aba87 Mon Sep 17 00:00:00 2001 From: Ilia Alshanetsky Date: Tue, 23 Nov 2010 13:09:15 +0000 Subject: [PATCH] Fixed bug #46587 (mt_rand() does not check that max is greater than min). --- ext/standard/rand.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/ext/standard/rand.c b/ext/standard/rand.c index 4f1f18b278..eb26cc5c50 100644 --- a/ext/standard/rand.c +++ b/ext/standard/rand.c @@ -322,6 +322,11 @@ PHP_FUNCTION(mt_rand) php_mt_srand(GENERATE_SEED() TSRMLS_CC); } + if (max < min) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "max(%d) is smaller than min(%d)", max, min); + RETURN_FALSE; + } + /* * Melo: hmms.. randomMT() returns 32 random bits... * Yet, the previous php_rand only returns 31 at most. -- 2.50.1