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Category:   Application (Generic)  >   LibTIFF Vendors:   libtiff.org
LibTIFF TIFFOpen() 'BitsPerSample' Buffer Overflow Error May Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1013944
SecurityTracker URL:  http://securitytracker.com/id/1013944
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  May 11 2005
Impact:   Denial of service via network, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 3.7.2
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.

Impact:   A remote user can cause the target application to crash or execute arbitrary code.
Solution:   A fix is available via CVS.
Vendor URL:  www.libtiff.org/ (Links to External Site)
Cause:   Boundary error
Underlying OS:  Linux (Any), UNIX (Any)

Message History:   None.


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