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Category:   Application (Generic)  >   LibTIFF Vendors:   libtiff.org
(Ubuntu Issues Fix) LibTIFF Divide-by-Zero Error and Multiple Read Errors Let Remote Users Cause the Target Application to Crash
SecurityTracker Alert ID:  1037913
SecurityTracker URL:  http://securitytracker.com/id/1037913
CVE Reference:   CVE-2016-3622   (Links to External Site)
Date:  Feb 28 2017
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  
Version(s): 4.0.6 and prior versions
Description:   Multiple vulnerabilities were reported in LibTIFF. A remote user can cause the target application to crash.

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:   Ubuntu has issued a fix for CVE-2016-3622.

The Ubuntu advisory is available at:

http://www.ubuntu.com/usn/usn-3212-1

Vendor URL:  www.ubuntu.com/usn/usn-3212-1 (Links to External Site)
Cause:   Access control error, State error
Underlying OS:  Linux (Ubuntu)
Underlying OS Comments:  14.04 LTS, 16.04 LTS, 16.10

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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