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Category:   Application (Generic)  >   X Vendors:   X.org
X Server Buffer Overflow Render Extension Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1016018
SecurityTracker URL:  http://securitytracker.com/id/1016018
CVE Reference:   CVE-2006-1526   (Links to External Site)
Updated:  May 3 2006
Original Entry Date:  May 3 2006
Impact:   Execution of arbitrary code via network, User access via network
Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in X server. A remote user can execute arbitrary code on the target system.

A buffer overflow exists in the X server RENDER extension implementation. A remote user (client) can send specially crafted data to trigger a buffer overflow and execute arbitrary code on the target system. The code may run with elevated privileges.

The vulnerability resides in 'render/mitri.c'.

Impact:   A remote user can execute arbitrary code on the target system.
Solution:   Operating system vendors are issuing fixes for their particular distributions.
Vendor URL:  www.x.org/ (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
May 3 2006 (OpenBSD Issues Fix) X Server Buffer Overflow Render Extension Lets Remote Users Execute Arbitrary Code
OpenBSD has issued a fix for OpenBSD 3.7, 3.8, and 3.9.
May 4 2006 (Red Hat Issues Fix) X Server Buffer Overflow Render Extension Lets Remote Users Execute Arbitrary Code
Red Hat has released a fix for Red Hat Enterprise Linux 4.
May 5 2006 (Sun Issues T-Patch) X Server Buffer Overflow Render Extension Lets Remote Users Execute Arbitrary Code
Sun has issued a T-Patch.



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