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libpng sPLT Chunk Handling Denial of Service
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Secunia Advisory:
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SA22900
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Release Date:
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2006-11-15
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Popularity:
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8,878 views
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Critical:
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Less critical
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Impact:
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DoS
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | libpng 1.x
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| CVE reference: | CVE-2006-5793
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Description:
Tavis Ormandy has reported a vulnerability in libpng, which can be exploited by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an out-of-bounds read error in the "png_set_sPLT()" function in pngset.c. This can be exploited by tricking an application using the library to process a specially crafted PNG file.
The vulnerability is reported in version 1.2.12. Other versions may also be affected.
Solution:
Update to version 1.2.13.
Provided and/or discovered by:
Tavis Ormandy, Gentoo Linux Security Auditing Team.
Changelog:
2006-11-15: Updated "Solution" section.
Original Advisory:
http://bugs.gentoo.org/show_bug.cgi?id=154380
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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