Remote No

Type Arbitrary code execution

Description

A stack-based buffer overflow vulnerability was reported in thumbnail's _TIFFVGetField() function. Memory corruption can be triggered when handling maliciously crafted tiff file causing application to crash or possibly execute arbitrary code.

AVG-86 lib32-libtiff 4.0.6-2 4.0.7-1 Critical Fixed

AVG-85 libtiff 4.0.6-2 4.0.7-1 Critical Fixed

25 Nov 2016 ASA-201611-27 AVG-86 lib32-libtiff Critical multiple issues

25 Nov 2016 ASA-201611-26 AVG-85 libtiff Critical multiple issues

http://bugzilla.maptools.org/show_bug.cgi?id=2561
http://seclists.org/oss-sec/2016/q2/486

reproducer: http://bugzilla.maptools.org/attachment.cgi?id=671
thumbnail tool removed upstream in 4.0.7