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TITLE:
X11 libXpm XPM Image Buffer Overflow Vulnerability

SECUNIA ADVISORY ID:
SA14460

VERIFY ADVISORY:
http://secunia.com/advisories/14460/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
X Window System 11 (X11) 6.x
http://secunia.com/product/3913/

DESCRIPTION:
Chris Gilbert has reported a vulnerability in libXpm, which
potentially can be exploited by malicious people to compromise a
vulnerable system.

The vulnerability is caused due to boundary errors in
"GetImagePixels()" and "PutImagePixels()". This may be exploited to
cause a buffer overflow when a specially crafted XPM image file is
processed.

Successful exploitation may potentially allow execution of arbitrary
code.

SOLUTION:
The vulnerability has been fixed in the CVS repository.

PROVIDED AND/OR DISCOVERED BY:
Chris Gilbert

ORIGINAL ADVISORY:
http://www.gentoo.org/security/en/glsa/glsa-200503-08.xml

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