libpng Image Height Buffer Overflow May Let Remote Users Execute Arbitrary Code
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SecurityTracker Alert ID: 1011847 |
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SecurityTracker URL: http://securitytracker.com/id/1011847
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CVE Reference:
CAN-2004-0599
(Links to External Site)
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Updated: Nov 4 2004
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Original Entry Date: Oct 21 2004
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Impact:
Execution of arbitrary code via network, User access via network
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A buffer overflow vulnerability was reported in libpng in the processing of images with excessive height. A remote user may be able to execute arbitrary code on the target system.
Debian reported that a specially crafted image may trigger a buffer overflow in png_read_png() in 'pngread.c'.
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Impact:
A remote user may be able to execute arbitrary code on a system that uses libpng.
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Solution:
Versions 1.0.17 and 1.2.7 include the fix and are available at:
http://sourceforge.net/project/showfiles.php?group_id=5624
[Editor's note: The fix may have been introduced into earlier versions.]
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Vendor URL: libpng.sourceforge.net/ (Links to External Site)
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Cause:
Boundary 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: Thu, 21 Oct 2004 01:54:43 -0400
Subject: [none]
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A buffer overflow vulnerability was reported in libpng.
The flaw resides in pngread.c.
CVE: CAN-2004-0955
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