lstrojny                Thu Oct 30 14:22:50 2008 UTC

  Added files:                 (Branch: PHP_5_3)
    /php-src/ext/gettext/tests  44938.phpt 

  Modified files:              
    /php-src/ext/gettext        gettext.c 
  Log:
  MFH: #44938
  
  
  
http://cvs.php.net/viewvc.cgi/php-src/ext/gettext/gettext.c?r1=1.46.2.2.2.4.2.5&r2=1.46.2.2.2.4.2.6&diff_format=u
Index: php-src/ext/gettext/gettext.c
diff -u php-src/ext/gettext/gettext.c:1.46.2.2.2.4.2.5 
php-src/ext/gettext/gettext.c:1.46.2.2.2.4.2.6
--- php-src/ext/gettext/gettext.c:1.46.2.2.2.4.2.5      Wed Oct 29 20:29:12 2008
+++ php-src/ext/gettext/gettext.c       Thu Oct 30 14:22:50 2008
@@ -16,7 +16,7 @@
    +----------------------------------------------------------------------+
  */
 
-/* $Id: gettext.c,v 1.46.2.2.2.4.2.5 2008/10/29 20:29:12 iliaa Exp $ */
+/* $Id: gettext.c,v 1.46.2.2.2.4.2.6 2008/10/30 14:22:50 lstrojny Exp $ */
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
@@ -136,12 +136,35 @@
 #endif
 
 #define PHP_GETTEXT_MAX_DOMAIN_LENGTH 1024
+#define PHP_GETTEXT_MAX_MSGID_LENGTH 4096
+
 #define PHP_GETTEXT_DOMAIN_LENGTH_CHECK \
        if (domain_len > PHP_GETTEXT_MAX_DOMAIN_LENGTH) { \
                php_error_docref(NULL TSRMLS_CC, E_WARNING, "domain passed too 
long"); \
                RETURN_FALSE; \
        }
 
+#define PHP_GETTEXT_MSGID_LENGTH_CHECK \
+       char *check_name = "msgid"; \
+       int check_len   = msgid_len; \
+       PHP_GETTEXT_LENGTH_CHECK
+
+#define PHP_GETTEXT_LENGTH_CHECK \
+       if (check_len > PHP_GETTEXT_MAX_MSGID_LENGTH) { \
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s passed too 
long", check_name); \
+               RETURN_FALSE; \
+       }
+
+#define PHP_GETTEXT_MULTI_MSGID_LENGTH_CHECK \
+       int check_len; \
+       char *check_name; \
+       check_name = "msgid1"; \
+       check_len = msgid1_len; \
+       PHP_GETTEXT_LENGTH_CHECK \
+       check_name = "msgid2"; \
+       check_len = msgid2_len; \
+       PHP_GETTEXT_LENGTH_CHECK
+
 PHP_MINFO_FUNCTION(php_gettext)
 {
        php_info_print_table_start();
@@ -185,6 +208,7 @@
                return;
        }
 
+       PHP_GETTEXT_MSGID_LENGTH_CHECK
        msgstr = gettext(msgid);
 
        RETURN_STRING(msgstr, 1);
@@ -203,6 +227,7 @@
        }
 
        PHP_GETTEXT_DOMAIN_LENGTH_CHECK
+       PHP_GETTEXT_MSGID_LENGTH_CHECK
 
        msgstr = dgettext(domain, msgid);
 
@@ -223,6 +248,7 @@
        }
 
        PHP_GETTEXT_DOMAIN_LENGTH_CHECK
+       PHP_GETTEXT_MSGID_LENGTH_CHECK
 
        msgstr = dcgettext(domain, msgid, category);
 
@@ -248,7 +274,7 @@
                php_error(E_WARNING, "The first parameter of bindtextdomain 
must not be empty");
                RETURN_FALSE;
        }
-       
+
        if (dir[0] != '\0' && strcmp(dir, "0")) {
                if (!VCWD_REALPATH(dir, dir_name)) {
                        RETURN_FALSE;
@@ -276,6 +302,8 @@
                return;
        }
 
+       PHP_GETTEXT_MULTI_MSGID_LENGTH_CHECK
+
        msgstr = ngettext(msgid1, msgid2, count);
        if (msgstr) {
                RETVAL_STRING(msgstr, 1);
@@ -292,13 +320,14 @@
        char *domain, *msgid1, *msgid2, *msgstr = NULL;
        int domain_len, msgid1_len, msgid2_len;
        long count;
-       
+
        if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sssl", &domain, 
&domain_len,
                &msgid1, &msgid1_len, &msgid2, &msgid2_len, &count) == FAILURE) 
{
                return;
        }
 
        PHP_GETTEXT_DOMAIN_LENGTH_CHECK
+       PHP_GETTEXT_MULTI_MSGID_LENGTH_CHECK
 
        msgstr = dngettext(domain, msgid1, msgid2, count);
        if (msgstr) {
@@ -310,7 +339,7 @@
 
 #if HAVE_DCNGETTEXT
 /* {{{ proto string dcngettext (string domain, string msgid1, string msgid2, 
int n, int category)
-   Plural version of dcgettext() */                                            
                
+   Plural version of dcgettext() */
 PHP_NAMED_FUNCTION(zif_dcngettext)
 {
        char *domain, *msgid1, *msgid2, *msgstr = NULL;
@@ -325,6 +354,7 @@
        }
 
        PHP_GETTEXT_DOMAIN_LENGTH_CHECK
+       PHP_GETTEXT_MULTI_MSGID_LENGTH_CHECK
 
        msgstr = dcngettext(domain, msgid1, msgid2, count, category);
 

http://cvs.php.net/viewvc.cgi/php-src/ext/gettext/tests/44938.phpt?view=markup&rev=1.1
Index: php-src/ext/gettext/tests/44938.phpt
+++ php-src/ext/gettext/tests/44938.phpt
--TEST--
#44938: gettext functions crash with overlong strings
--SKIPIF--
<?php
if (!extension_loaded("gettext")) {
        die("skip\n");
}
--FILE--
<?php
$overflown = str_repeat('C', 8476509);
$msgid     = "msgid";
$domain    = "domain";
$category  = "cat";

var_dump(bindtextdomain($overflown, 'path'));

var_dump(dngettext($overflown, $msgid, $msgid, 1));
var_dump(dngettext($domain, $overflown, $msgid, 1));
var_dump(dngettext($domain, $msgid, $overflown, 1));

var_dump(gettext($overflown));

var_dump(ngettext($overflown, $msgid, -1));
var_dump(ngettext($msgid, $overflown, -1));

var_dump(dcgettext($overflown, $msgid, -1));
var_dump(dcgettext($domain, $overflown, -1));

var_dump(dcngettext($overflown, $msgid, $msgid, -1, -1));
var_dump(dcngettext($domain, $overflown, $msgid, -1, -1));
var_dump(dcngettext($domain, $msgid, $overflown, -1, -1));

var_dump(dgettext($overflown, $msgid));
var_dump(dgettext($domain, $overflown));

var_dump(textdomain($overflown));
?>
==DONE==
--EXPECTF--

Warning: bindtextdomain(): domain passed too long in %s on line %d
bool(false)

Warning: dngettext(): domain passed too long in %s on line %d
bool(false)

Warning: dngettext(): msgid1 passed too long in %s on line %d
bool(false)

Warning: dngettext(): msgid2 passed too long in %s on line %d
bool(false)

Warning: gettext(): msgid passed too long in %s on line %d
bool(false)

Warning: ngettext(): msgid1 passed too long in %s on line %d
bool(false)

Warning: ngettext(): msgid2 passed too long in %s on line %d
bool(false)

Warning: dcgettext(): domain passed too long in %s on line %d
bool(false)

Warning: dcgettext(): msgid passed too long in %s on line %d
bool(false)

Warning: dcngettext(): domain passed too long in %s on line %d
bool(false)

Warning: dcngettext(): msgid1 passed too long in %s on line %d
bool(false)

Warning: dcngettext(): msgid2 passed too long in %s on line %d
bool(false)

Warning: dgettext(): domain passed too long in %s on line %d
bool(false)

Warning: dgettext(): msgid passed too long in %s on line %d
bool(false)

Warning: textdomain(): domain passed too long in %s on line %d
bool(false)
==DONE==



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