php.net |  support |  documentation |  report a bug |  advanced search |  search howto |  statistics |  random bug |  login

go to bug id or search bugs for

Bug #56104 apc.optimization=1 SEGV
Submitted: 2004-06-19 02:44 UTC Modified: 2004-06-23 12:32 UTC
From: xuefer at 21cn dot com Assigned:
Status: Closed Package: APC (PECL)
PHP Version: 4.3.3 OS: linux
Private report: No CVE-ID: None
View Developer Edit
Welcome back! If you're the original bug submitter, here's where you can edit the bug or add additional notes.
If you forgot your password, you can retrieve your password here.
Password:
Status:
Package:
Bug Type:
Summary:
From: xuefer at 21cn dot com
New email:
PHP Version: OS:

 

 [2004-06-19 02:44 UTC] xuefer at 21cn dot com 
Description:
------------
the following script SEGV coredump with apc.optimization=1

Reproduce code:
---------------
<?php

class A
{
    function a1()
    {
        "$this->a a";
    }

};

class B extends A
{
}

?>

Patches

Pull Requests

History

AllCommentsChangesGit/SVN commitsRelated reports
 [2004-06-23 12:32 UTC] xuefer at 21cn dot com 
this bug is fixed by the patch of:
http://pecl.php.net/bugs/bug.php?id=1678

Index: apc_optimizer.c
===================================================================
RCS file: /repository/pecl/apc/apc_optimizer.c,v
retrieving revision 3.24
diff -u -r3.24 apc_optimizer.c
--- apc_optimizer.c	20 Jul 2003 00:07:02 -0000	3.24
+++ apc_optimizer.c	23 Jun 2004 16:29:21 -0000
@@ -139,7 +139,10 @@
                 if (ops[j].opcode != ZEND_NOP) {
                     break;
                 }
-                j++;
+                if (++ j >= num_ops) {
+                    j --;
+                    break;
+                }
             }
 
PHP Copyright © 2001-2025 The PHP Group
All rights reserved. 		Last updated: Sat Nov 01 14:00:01 2025 UTC