File php-5.3.3-CVE-2010-3710.patch of Package php

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File php-5.3.3-CVE-2010-3710.patch of Package php (Revision 3a8dc9d38af490e4189f5dd0850f52b8)

Currently displaying revision 3a8dc9d38af490e4189f5dd0850f52b8 , Show latest

https://bugzilla.redhat.com/show_bug.cgi?id=646684

http://svn.php.net/viewvc/?view=revision&amp;revision=303779

--- php-5.3.3/ext/filter/logical_filters.c.cve3710
+++ php-5.3.3/ext/filter/logical_filters.c
@@ -531,6 +531,11 @@ void php_filter_validate_email(PHP_INPUT
 	int         matches;
 
 
+	/* The maximum length of an e-mail address is 320 octets, per RFC 2821. */
+	if (Z_STRLEN_P(value) > 320) {
+		RETURN_VALIDATION_FAILED
+	}
+
 	re = pcre_get_compiled_regex((char *)regexp, &pcre_extra, &preg_options TSRMLS_CC);
 	if (!re) {
 		RETURN_VALIDATION_FAILED
--- php-5.3.3/ext/filter/tests/bug52929.phpt.cve3710
+++ php-5.3.3/ext/filter/tests/bug52929.phpt
@@ -0,0 +1,18 @@
+--TEST--
+Bug #52929 (Segfault in filter_var with FILTER_VALIDATE_EMAIL with large amount of data)
+--SKIPIF--
+<?php if (!extension_loaded("filter")) die("skip"); ?>
+--FILE--
+<?php
+var_dump(filter_var('valid@email.address', FILTER_VALIDATE_EMAIL));
+
+// Beyond the allowable limit for an e-mail address.
+var_dump(filter_var('xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx@yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy.zz', FILTER_VALIDATE_EMAIL));
+
+// An invalid address likely to crash PHP due to stack exhaustion if it goes to
+// the validation regex.
+var_dump(filter_var(str_repeat('x', 8000), FILTER_VALIDATE_EMAIL));
+--EXPECT--	
+string(19) "valid@email.address"
+bool(false)
+bool(false)

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File php-5.3.3-CVE-2010-3710.patch of Package php (Revision 3a8dc9d38af490e4189f5dd0850f52b8)

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