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Insecure Library Loading
Moderately critical

libpng "png_set_text_2()" Memory Corruption Vulnerability

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Release Date:  2012-03-30    Views:  2,199

Secunia Advisory SA48587

Where:

From remote

Impact:

System access

Solution Status:

Vendor Patch

Software:

CVE Reference(s):

Description


A vulnerability has been reported in libpng, which can be exploited by malicious people to compromise an application using the library.

The vulnerability is caused due to an error within the "png_set_text_2()" function (pngset.c) when parsing certain text chunks and can be exploited to corrupt heap memory via a specially crafted PNG file.

Successful exploitation may allow execution of arbitrary code.

The vulnerability is reported in versions prior to 1.5.10, 1.4.11, 1.2.49, and 1.0.59.


Solution:
Update to version 1.5.10, 1.4.11, 1.2.49, or 1.0.59.

Provided and/or discovered by:
Reported by the vendor.

Original Advisory:
http://www.libpng.org/pub/png/src/libpng-1.5.10-README.txt

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: libpng "png_set_text_2()" Memory Corruption Vulnerability

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