Remote No

Type Arbitrary code execution

Description

Heap-based buffer overflow vulnerability was found in tif_packbits.c in PackBitsEncode function. Memory corruption can be triggered when bmp2tiff is handling maliciously crafted bmp 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=2562
http://seclists.org/oss-sec/2016/q2/486

reproducer:  http://bugzilla.maptools.org/attachment.cgi?id=652
bmp2tiff has been removed in libtiff 4.0.7