[PHP-CVS] cvs: php-src(PHP_5_1) /ext/pdo pdo_stmt.c

[George Schlossnagle]

gschlossnagle           Thu Sep  1 10:44:11 2005 EDT

  Modified files:              (Branch: PHP_5_1)
    /php-src/ext/pdo    pdo_stmt.c 
  Log:
  MFH. Protect against underflow - refs http://pecl.php.net/bugs/bug.php?id=5193
  
http://cvs.php.net/diff.php/php-src/ext/pdo/pdo_stmt.c?r1=1.118&r2=1.118.2.1&ty=u
Index: php-src/ext/pdo/pdo_stmt.c
diff -u php-src/ext/pdo/pdo_stmt.c:1.118 php-src/ext/pdo/pdo_stmt.c:1.118.2.1
--- php-src/ext/pdo/pdo_stmt.c:1.118    Wed Aug  3 14:26:16 2005
+++ php-src/ext/pdo/pdo_stmt.c  Thu Sep  1 10:44:11 2005
@@ -18,7 +18,7 @@
   +----------------------------------------------------------------------+
 */
 
-/* $Id: pdo_stmt.c,v 1.118 2005/08/03 18:26:16 iliaa Exp $ */
+/* $Id: pdo_stmt.c,v 1.118.2.1 2005/09/01 14:44:11 gschlossnagle Exp $ */
 
 /* The PDO Statement Handle Class */
 
@@ -1541,7 +1541,10 @@
        if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", 
&colno)) {
                RETURN_FALSE;
        }
-
+       if(colno < 0) {
+               pdo_raise_impl_error(stmt->dbh, stmt, "42P10", "column number 
must be non-negative" TSRMLS_CC);
+               RETURN_FALSE;
+       }
        if (!stmt->methods->get_column_meta) {
                pdo_raise_impl_error(stmt->dbh, stmt, "IM001", "driver doesn't 
support meta data" TSRMLS_CC);
                RETURN_FALSE;

-- 
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