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Category:   Device (Multimedia)  >   Apple TV Vendors:   Apple
(Apple Issues Fix for Apple TV) LibTIFF Divide-by-Zero Error and Multiple Read Errors Let Remote Users Cause the Target Application to Crash
SecurityTracker Alert ID:  1038140
SecurityTracker URL:  http://securitytracker.com/id/1038140
CVE Reference:   CVE-2016-3619   (Links to External Site)
Date:  Mar 28 2017
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  

Description:   Multiple vulnerabilities were reported in LibTIFF. A remote user can cause the target application to crash. Apple TV is affected.

A remote user can create a specially crafted file that, when processed by the target application using libtiff, will cause the target application to crash.

An out-of-bounds memory read error may occur in bmp2tiff [CVE-2016-3619, CVE-2016-3620, CVE-2016-3621].

A divide-by-zero error may occur in tiff2rgba [CVE-2016-3622].

Mei Wang of the Cloud Security Team, Qihoo 360, reported these vulnerabilities.

An illegal memory read error may occur in thumbnail [CVE-2016-3631].

Kaixiang Zhang of the Cloud Security Team, Qihoo 360, reported this vulnerability.

An out-of-bounds read error may occur in 'tif_getimage.c' [CVE-2015-8665].

An out-of-bounds read error may occur in the putcontig8bitCIELab() function in 'tif_getimage.c' [CVE-2015-8683].

Impact:   A remote user can cause the target application to crash.
Solution:   Apple has issued a fix for CVE-2016-3619 for Apple TV (tvOS 10.2).

The Apple advisory is available at:

https://support.apple.com/en-us/HT207601

Vendor URL:  support.apple.com/en-us/HT207601 (Links to External Site)
Cause:   Access control error, State error

Message History:   This archive entry is a follow-up to the message listed below.
Apr 7 2016 LibTIFF Divide-by-Zero Error and Multiple Read Errors Let Remote Users Cause the Target Application to Crash



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