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Bug #62395 str_replace重写有误
Submitted: 2012-06-22 14:01 UTC Modified: 2012-06-23 09:33 UTC
From: 274611049 at qq dot com Assigned: laruence (profile)
Status: Closed Package: taint (PECL)
PHP Version: 5.3.14 OS: suse linux
Private report: No CVE-ID: None
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From: 274611049 at qq dot com
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 [2012-06-22 14:01 UTC] 274611049 at qq dot com
string str_replace(mixed $search, mixed $replace, mixed $subject [, int &$count])

需要跟踪的参数为$subject 和 $replace 而不是$search 和 $replace

Test script:

$a = "tainted string" . ".";
taint($a); //must use concat to make the string not a internal string(introduced in 5.4)

$b = str_replace("str", "btr", $a);


Expected result:

Actual result:


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 [2012-06-22 15:22 UTC]
-Status: Open +Status: Assigned -Assigned To: +Assigned To: laruence
 [2012-06-22 16:27 UTC]
谢谢指出这个问题, 我会尽快修复.
 [2012-06-23 09:27 UTC]
Automatic comment from SVN on behalf of laruence
Log: Fixed Bug #62395 (str_replace重写有误)
 [2012-06-23 09:33 UTC]
-Status: Assigned +Status: Closed
 [2012-06-23 09:33 UTC]
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