Secunia
Login
|
|
|
|
|
|
|
|
|
PHP "readwbmp()" Integer Overflow Vulnerability
Description
Ivan Fratric has reported a vulnerability in PHP, which potentially can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an integer overflow within the "readwbmp()" function in ext/gd/libgd/wbmp.c. This can be exploited to e.g. cause a DoS by tricking a PHP script into loading a specially crafted wbmp image.
The vulnerability is reported in version 5.2.1. Other versions may also be affected.
Solution:
Update to version 5.2.2 or 4.4.7.
Provided and/or discovered by:
Ivan Fratric
Original Advisory:
PHP:
http://www.php.net/releases/4_4_7.php
http://www.php.net/releases/5_2_2.php
http://ifsec.blogspot.com/2007/04/php-521-wbmp-file-handling-integer.html
Deep Links:
Links available to Secunia VIM customers
Do you have additional information related to this advisory?
Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com
Subject: PHP "readwbmp()" Integer Overflow Vulnerability
|
No posts yet |
|
You must be logged in to post a comment. |
