LibTIFF TIFFOpen() 'BitsPerSample' Buffer Overflow Error May Remote Users Execute Arbitrary Code
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SecurityTracker Alert ID: 1013944
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SecurityTracker URL: http://securitytracker.com/id?1013944
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CVE Reference: GENERIC-MAP-NOMATCH
(Links to External Site)
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Date: May 11 2005
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Impact: Denial of service via network, Execution of arbitrary code via network, User access via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): 3.7.2
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Description: A vulnerability was reported in LibTIFF. A remote user can cause the target application to crash or potentially execute arbitrary code.
A remote user can create a file with specially crafted BitsPerSample values to trigger an error in TIFFOpen() and cause the application
to crash. Other parameters may be affected.
The flaw resides in 'tif_dirread.c'.
A demonstration exploit file is available
at:
http://bugzilla.remotesensing.org/attachment.cgi?id=237
Frank Warmerdam reported this vulnerability.
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Impact: A remote user can cause the target application to crash or execute arbitrary code.
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Solution: A fix is available via CVS.
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Vendor URL: www.libtiff.org/ (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:
None.
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Source Message Contents
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Date: Wed, 11 May 2005 05:13:20 -0400
Subject: http://bugzilla.remotesensing.org/show_bug.cgi?id=843
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> TIFFOpen() on attached file causes crash, apparently due to odd BitsPerSample
> (too many values).
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