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Pardus Linux Security Advisory 2008.69

Pardus Linux Security Advisory 2008.69
Posted Nov 11, 2008
Authored by Pardus Linux, Pardus

Pardus Linux Security Advisory 2008-69 - A vulnerability has been reported in libpng, which can be exploited by malicious people to cause a DoS (Denial of Service). The vulnerability is caused due to a memory leak error within the "png_handle_tEXt()" function in pngrutil.c. This can be exploited to potentially exhaust all available memory via a specially crafted PNG image. Versions below 1.2.33-16-6 are affected.

tags | advisory, denial of service, memory leak
systems | linux
SHA-256 | af59534916e47c11cc4641f00354e8aa4e7d2fa674f1633e8291fdd1ba245ae2

Pardus Linux Security Advisory 2008.69

Change Mirror Download
------------------------------------------------------------------------
Pardus Linux Security Advisory 2008-69 security@pardus.org.tr
------------------------------------------------------------------------
Date: 2008-11-11
Severity: 1
Type: Remote
------------------------------------------------------------------------

Summary
=======

A vulnerability has been reported in libpng, which can be exploited by
malicious people to cause a DoS (Denial of Service).


Description
===========

The vulnerability is caused due to a memory leak error within the
"png_handle_tEXt()" function in pngrutil.c. This can be exploited to
potentially exhaust all available memory via a specially crafted PNG
image.



Affected packages:

Pardus 2008:
libpng, all before 1.2.33-16-6


Resolution
==========

There are update(s) for libpng. You can update them via Package Manager
or with a single command from console:

pisi up libpng

References
==========

* http://bugs.pardus.org.tr/show_bug.cgi?id=8565
* http://secunia.com/advisories/32418/

------------------------------------------------------------------------

--
Pardus Security Team
http://security.pardus.org.tr


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