Remote Yes

Type Arbitrary code execution

Description

An out-of-bounds write vulnerability was found in the PixarLogDecode() function in libtiff. A maliciously crafted TIFF file could cause the application to crash or even execute arbitrary code on a vulnerable machine when using the rgb2ycbcr command.

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://www.openwall.com/lists/oss-security/2016/06/15/9
http://bugzilla.maptools.org/show_bug.cgi?id=2554#c1

Was fixed by :
2016-06-28  Even Rouault <even.rouault at spatialys.com>
libtiff/tif_pixarlog.c: fix potential buffer write overrun in PixarLogDecode() on corrupted/unexpected images (reported by Mathias Svensson)