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Category:   Device (VoIP/Phone/FAX)  >   Apple iPhone Vendors:   Apple
(Apple Issues Fix for iPhone) LibTIFF Buffer Underflow in Decoding LZW Data Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1021266
SecurityTracker URL:  http://securitytracker.com/id/1021266
CVE Reference:   CVE-2008-2327   (Links to External Site)
Date:  Nov 21 2008
Impact:   Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 1.0 - 2.1
Description:   A vulnerability was reported in LibTIFF. A remote user can cause arbitrary code to be executed on the target user's system. Apple iPhone is affected.

A remote user can create a specially crafted TIFF file that, when loaded by the target application using libTIFF, will trigger a buffer underflow and execute arbitrary code on the target system. The code will run with the privileges of the target application.

The vulnerability resides in 'tif_lzw.c'.

Drew Yao reported this vulnerability.

Impact:   A remote user can create a file that, when processed by the target application, will execute arbitrary code on the target system.
Solution:   Apple has issued a fixed version (2.2) of iPhone, which is affected by this vulnerability.

The Apple advisory is available at:

http://support.apple.com/kb/HT3318

Vendor URL:  support.apple.com/kb/HT3318 (Links to External Site)
Cause:   Boundary error

Message History:   This archive entry is a follow-up to the message listed below.
Aug 26 2008 LibTIFF Buffer Underflow in Decoding LZW Data Lets Remote Users Execute Arbitrary Code



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