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X.Org X11 Render Extension Buffer Overflow Vulnerability
Secunia Advisory: SA19900
Release Date: 2006-05-03
Popularity: 14,711 views

Critical:
Moderately critical
Impact: DoS
System access
Where: From local network
Solution Status: Vendor Patch

Software:X Window System 11 (X11) 6.x
X Window System 11 (X11) 7.x

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
A vulnerability has been reported in X11, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise a vulnerable system.

The vulnerability is caused due to a buffer size calculation error within the XRender extension triangle handling code. This can be exploited by a client that is authorised to connect to the X server to cause a buffer overflow.

Successful exploitation may allow arbitrary code execution.

The vulnerability has been reported in X11R6.8.x, X11R6.9.0, and X11R7.0 (xorg-server 1.0.x).

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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