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slords |
1.1.2.1 |
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https://bugzilla.redhat.com/show_bug.cgi?id=688958 |
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http://svn.php.net/viewvc?view=revision&revision=310194 |
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--- php-5.3.3/ext/standard/string.c.cve1148 |
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+++ php-5.3.3/ext/standard/string.c |
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@@ -2352,20 +2352,35 @@ PHP_FUNCTION(substr_replace) |
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zend_hash_internal_pointer_reset_ex(Z_ARRVAL_PP(str), &pos_str); |
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while (zend_hash_get_current_data_ex(Z_ARRVAL_PP(str), (void **) &tmp_str, &pos_str) == SUCCESS) { |
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- convert_to_string_ex(tmp_str); |
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+ zval *orig_str; |
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+ zval dummy; |
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+ if(Z_TYPE_PP(tmp_str) != IS_STRING) { |
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+ dummy = **tmp_str; |
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+ orig_str = &dummy; |
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+ zval_copy_ctor(orig_str); |
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+ convert_to_string(orig_str); |
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+ } else { |
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+ orig_str = *tmp_str; |
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+ } |
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if (Z_TYPE_PP(from) == IS_ARRAY) { |
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if (SUCCESS == zend_hash_get_current_data_ex(Z_ARRVAL_PP(from), (void **) &tmp_from, &pos_from)) { |
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- convert_to_long_ex(tmp_from); |
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+ if(Z_TYPE_PP(tmp_from) != IS_LONG) { |
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+ zval dummy = **tmp_from; |
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+ zval_copy_ctor(&dummy); |
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+ convert_to_long(&dummy); |
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+ f = Z_LVAL(dummy); |
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+ } else { |
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+ f = Z_LVAL_PP(tmp_from); |
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+ } |
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- f = Z_LVAL_PP(tmp_from); |
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if (f < 0) { |
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- f = Z_STRLEN_PP(tmp_str) + f; |
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+ f = Z_STRLEN_P(orig_str) + f; |
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if (f < 0) { |
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f = 0; |
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} |
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- } else if (f > Z_STRLEN_PP(tmp_str)) { |
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- f = Z_STRLEN_PP(tmp_str); |
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+ } else if (f > Z_STRLEN_P(orig_str)) { |
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+ f = Z_STRLEN_P(orig_str); |
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} |
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zend_hash_move_forward_ex(Z_ARRVAL_PP(from), &pos_from); |
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} else { |
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@@ -2374,72 +2389,94 @@ PHP_FUNCTION(substr_replace) |
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} else { |
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f = Z_LVAL_PP(from); |
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if (f < 0) { |
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- f = Z_STRLEN_PP(tmp_str) + f; |
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+ f = Z_STRLEN_P(orig_str) + f; |
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if (f < 0) { |
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f = 0; |
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} |
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- } else if (f > Z_STRLEN_PP(tmp_str)) { |
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- f = Z_STRLEN_PP(tmp_str); |
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+ } else if (f > Z_STRLEN_P(orig_str)) { |
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+ f = Z_STRLEN_P(orig_str); |
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} |
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} |
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if (argc > 3 && Z_TYPE_PP(len) == IS_ARRAY) { |
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if (SUCCESS == zend_hash_get_current_data_ex(Z_ARRVAL_PP(len), (void **) &tmp_len, &pos_len)) { |
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- convert_to_long_ex(tmp_len); |
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+ if(Z_TYPE_PP(tmp_len) != IS_LONG) { |
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+ zval dummy = **tmp_len; |
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+ zval_copy_ctor(&dummy); |
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+ convert_to_long(&dummy); |
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+ l = Z_LVAL(dummy); |
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+ } else { |
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+ l = Z_LVAL_PP(tmp_len); |
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+ } |
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l = Z_LVAL_PP(tmp_len); |
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zend_hash_move_forward_ex(Z_ARRVAL_PP(len), &pos_len); |
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} else { |
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- l = Z_STRLEN_PP(tmp_str); |
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+ l = Z_STRLEN_P(orig_str); |
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} |
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} else if (argc > 3) { |
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l = Z_LVAL_PP(len); |
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} else { |
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- l = Z_STRLEN_PP(tmp_str); |
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+ l = Z_STRLEN_P(orig_str); |
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} |
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if (l < 0) { |
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- l = (Z_STRLEN_PP(tmp_str) - f) + l; |
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+ l = (Z_STRLEN_P(orig_str) - f) + l; |
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if (l < 0) { |
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l = 0; |
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} |
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} |
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- if ((f + l) > Z_STRLEN_PP(tmp_str)) { |
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- l = Z_STRLEN_PP(tmp_str) - f; |
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+ if ((f + l) > Z_STRLEN_P(orig_str)) { |
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+ l = Z_STRLEN_P(orig_str) - f; |
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} |
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- result_len = Z_STRLEN_PP(tmp_str) - l; |
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+ result_len = Z_STRLEN_P(orig_str) - l; |
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if (Z_TYPE_PP(repl) == IS_ARRAY) { |
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if (SUCCESS == zend_hash_get_current_data_ex(Z_ARRVAL_PP(repl), (void **) &tmp_repl, &pos_repl)) { |
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- convert_to_string_ex(tmp_repl); |
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- result_len += Z_STRLEN_PP(tmp_repl); |
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+ zval *repl_str; |
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+ zval zrepl; |
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+ if(Z_TYPE_PP(tmp_repl) != IS_STRING) { |
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+ zrepl = **tmp_repl; |
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+ repl_str = &zrepl; |
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+ zval_copy_ctor(repl_str); |
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+ convert_to_string(repl_str); |
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+ } else { |
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+ repl_str = *tmp_repl; |
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+ } |
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+ |
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+ result_len += Z_STRLEN_P(repl_str); |
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zend_hash_move_forward_ex(Z_ARRVAL_PP(repl), &pos_repl); |
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result = emalloc(result_len + 1); |
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- memcpy(result, Z_STRVAL_PP(tmp_str), f); |
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- memcpy((result + f), Z_STRVAL_PP(tmp_repl), Z_STRLEN_PP(tmp_repl)); |
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- memcpy((result + f + Z_STRLEN_PP(tmp_repl)), Z_STRVAL_PP(tmp_str) + f + l, Z_STRLEN_PP(tmp_str) - f - l); |
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+ memcpy(result, Z_STRVAL_P(orig_str), f); |
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+ memcpy((result + f), Z_STRVAL_P(repl_str), Z_STRLEN_P(repl_str)); |
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+ memcpy((result + f + Z_STRLEN_P(repl_str)), Z_STRVAL_P(orig_str) + f + l, Z_STRLEN_P(orig_str) - f - l); |
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+ if(Z_TYPE_PP(tmp_repl) != IS_STRING) { |
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+ zval_dtor(repl_str); |
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+ } |
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} else { |
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result = emalloc(result_len + 1); |
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- memcpy(result, Z_STRVAL_PP(tmp_str), f); |
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- memcpy((result + f), Z_STRVAL_PP(tmp_str) + f + l, Z_STRLEN_PP(tmp_str) - f - l); |
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+ memcpy(result, Z_STRVAL_P(orig_str), f); |
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+ memcpy((result + f), Z_STRVAL_P(orig_str) + f + l, Z_STRLEN_P(orig_str) - f - l); |
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} |
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} else { |
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result_len += Z_STRLEN_PP(repl); |
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result = emalloc(result_len + 1); |
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- memcpy(result, Z_STRVAL_PP(tmp_str), f); |
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+ memcpy(result, Z_STRVAL_P(orig_str), f); |
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memcpy((result + f), Z_STRVAL_PP(repl), Z_STRLEN_PP(repl)); |
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- memcpy((result + f + Z_STRLEN_PP(repl)), Z_STRVAL_PP(tmp_str) + f + l, Z_STRLEN_PP(tmp_str) - f - l); |
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+ memcpy((result + f + Z_STRLEN_PP(repl)), Z_STRVAL_P(orig_str) + f + l, Z_STRLEN_P(orig_str) - f - l); |
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} |
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result[result_len] = '\0'; |
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add_next_index_stringl(return_value, result, result_len, 0); |
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- |
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+ if(Z_TYPE_PP(tmp_str) != IS_STRING) { |
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+ zval_dtor(orig_str); |
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+ } |
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zend_hash_move_forward_ex(Z_ARRVAL_PP(str), &pos_str); |
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} /*while*/ |
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} /* if */ |
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