Bug 1397726 – CVE-2016-9532 libtiff: Multiple uint32 overflows leading to heap buffer over-read

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Bug 1397726 - (CVE-2016-9532) CVE-2016-9532 libtiff: Multiple uint32 overflows leading to heap buffer over-read

Summary:	CVE-2016-9532 libtiff: Multiple uint32 overflows leading to heap buffer over-...

Status:	CLOSED WONTFIX

Aliases:	CVE-2016-9532

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
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Whiteboard:	impact=low,public=20161111,reported=2...
Keywords:	Security

Depends On:	1397783 1397781 1397782
Blocks:	1397777
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Reported:	2016-11-23 04:30 EST by Adam Mariš
Modified:	2017-01-17 03:23 EST (History)
CC List:	3 users (show)

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Last Closed:	2017-01-17 03:23:33 EST
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Description Adam Mariš 2016-11-23 04:30:02 EST

Multiple integer overflows were found in writeBufferToSeparateStrips(), writeBufferToContigTiles() and writeBufferToSeparateTiles() that could lead to out-of-bounds heap read.

Upstream bug:

http://bugzilla.maptools.org/show_bug.cgi?id=2592

CVE assignment:

http://seclists.org/oss-sec/2016/q4/487

Comment 1 Adam Mariš 2016-11-23 05:57:13 EST

Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1397781]

Comment 2 Adam Mariš 2016-11-23 05:57:20 EST

Created mingw-libtiff tracking bugs for this issue:

Affects: fedora-all [bug 1397782]
Affects: epel-7 [bug 1397783]

Comment 3 Huzaifa S. Sidhpurwala 2017-01-17 03:23:33 EST

Upstream patch:

https://github.com/vadz/libtiff/commit/21d39de1002a5e69caa0574b2cc05d795d6fbfad

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