libpng Read Error in png_set_sPLT() Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1017244
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SecurityTracker URL: http://securitytracker.com/id?1017244
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CVE Reference: CVE-2006-5793
(Links to External Site)
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Date: Nov 17 2006
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Impact: Denial of service via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): 1.0.6 through 1.2.12
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Description: A vulnerability was reported in libpng. A remote user can cause denial of service conditions.
A remote user can create a PNG image with specially crafted sPLT chunks that, when processed by the target user, will trigger an
error in the png_set_sPLT() function and cause the application using libpng to crash.
The vulnerability resides in 'pngset.c'.
Tavis
Ormandy reported this vulnerability.
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Impact: A remote user can create a PNG image that, when loaded by the target user, will cause the target application to crash.
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Solution: The vendor has issued fixed versions (1.0.21, 1.2.13, and 1.4.0beta14).
The libpng advisory is available at:
http://libpng.sourceforge.net/libpng-1.2.12-ADVISORY.txt
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Vendor URL: libpng.sourceforge.net/libpng-1.2.12-ADVISORY.txt (Links to External Site)
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Cause: Access control error
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Underlying OS: Linux (Any), UNIX (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Fri, 17 Nov 2006 08:58:55 -0500
Subject: libpng png_set_sPLT() vulnerability
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CVE-2006-5793
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